Page 1 1 ISBN : 978-9386146441 Product Name : AIIMS 20 years Topic-wise Solved Papers (1997-2016) with 1 Mock Test Product Description : TAIIMS Topic-wise Solved Papers consists of past years (memory based) solved papers 1997 onwards till date, distributed in around 20-25 topics in each subject. The book has been divided into 4 sections â€“ Physics (divided into 18 chapters), Chemistry (divided into 23 chapters), Biology (divided into 23 chapters) and General Knowledge (divided into 6 chapters). The book has been compiled in a manner that you just revise one topic and then solve all the previous year questions on that topic. This will assess whether your preparation is up to the mark with the AIIMS level. The strength of the book lies in the originality of its question papers and Errorless Solutions. The book contains around 4000 straight MCQs - 3200 MCQs and 800 Assertion-Reason type questions. The book also contains 1 fully solved 'Mock Test on the Latest Pattern.' This Paper is taken from our Book: AIIMS 2014 SOLVED PAPER Page 2 1 ISBN : 978-9386146441 Product Name : AIIMS 20 years Topic-wise Solved Papers (1997-2016) with 1 Mock Test Product Description : TAIIMS Topic-wise Solved Papers consists of past years (memory based) solved papers 1997 onwards till date, distributed in around 20-25 topics in each subject. The book has been divided into 4 sections â€“ Physics (divided into 18 chapters), Chemistry (divided into 23 chapters), Biology (divided into 23 chapters) and General Knowledge (divided into 6 chapters). The book has been compiled in a manner that you just revise one topic and then solve all the previous year questions on that topic. This will assess whether your preparation is up to the mark with the AIIMS level. The strength of the book lies in the originality of its question papers and Errorless Solutions. The book contains around 4000 straight MCQs - 3200 MCQs and 800 Assertion-Reason type questions. The book also contains 1 fully solved 'Mock Test on the Latest Pattern.' This Paper is taken from our Book: AIIMS 2014 SOLVED PAPER 1. A stone tied to the end of a string of 1 m long is whirled in a horizontal circle with a constant speed. If the stone makes 22 revolution in 44 seconds, what is the magnitude and direction of acceleration of the stone? (a) p 2 m s â€“2 and direction along the radius towards the centre. (b) p 2 m s â€“2 and direction along the radius away from the centre. (c) p 2 m s â€“2 and direction along the tangent to the circle. (d) p 2 /4 m s â€“2 and direction along the radius towards the centre. 2. If the temperature of the sun were to increase from T to 2T and its radius from R to 2R, then the ratio of the radiant energy received on earth to what it was previously will be (a) 32 (b) 1 6 (c)4 (d) 6 4 3. A wheel is rolling straight on ground without slipping. If the axis of the wheel has speed v, the instantenous velocity of a point P on the rim, defined by angle q, relative to the ground will be (a) ÷ ø ö ç è æ q 2 1 cos v (b) ÷ ø ö ç è æ q 2 1 cos v 2 q P (c) ) sin 1 ( v q + (d) ) cos 1 ( v q + 4. The dimensions of 2 0 E 2 1 e ÷ ø ö ç è æ ( 0 e : permittivity of free space, E electric field) are ( a) [MLT â€“1 ] (b) [ML 2 T â€“2 ] (c) [ML â€“1 T â€“2 ] (d) [ML 2 T â€“1 ] 5. A fork of frequency 256 Hz resonates with a closed organ pipe of length 25.4 cm. If the length of pipe be increased by 2 mm, the number of beats/sec. will be (a)4 (b) 1 (c)2 (d) 3 6. A body starts from rest from a point distance R 0 from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be (R represents radius of the earth). (a) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 (b) ÷ ÷ ø ö ç ç è æ - R 1 R 1 M G 2 0 (c) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G (d) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 7. A body starts from rest at time t = 0, the acceleration time graph is shown in the figure. The maximum velocity attained by the body will be 11 11 Time (sec.) Time (sec.) Acceleration (m/s) 2 10 (a) 110 m/s (b) 55 m/s (c) 650 m/s (d) 550 m/s AIIMS 2 014 PHYSICS Page 3 1 ISBN : 978-9386146441 Product Name : AIIMS 20 years Topic-wise Solved Papers (1997-2016) with 1 Mock Test Product Description : TAIIMS Topic-wise Solved Papers consists of past years (memory based) solved papers 1997 onwards till date, distributed in around 20-25 topics in each subject. The book has been divided into 4 sections â€“ Physics (divided into 18 chapters), Chemistry (divided into 23 chapters), Biology (divided into 23 chapters) and General Knowledge (divided into 6 chapters). The book has been compiled in a manner that you just revise one topic and then solve all the previous year questions on that topic. This will assess whether your preparation is up to the mark with the AIIMS level. The strength of the book lies in the originality of its question papers and Errorless Solutions. The book contains around 4000 straight MCQs - 3200 MCQs and 800 Assertion-Reason type questions. The book also contains 1 fully solved 'Mock Test on the Latest Pattern.' This Paper is taken from our Book: AIIMS 2014 SOLVED PAPER 1. A stone tied to the end of a string of 1 m long is whirled in a horizontal circle with a constant speed. If the stone makes 22 revolution in 44 seconds, what is the magnitude and direction of acceleration of the stone? (a) p 2 m s â€“2 and direction along the radius towards the centre. (b) p 2 m s â€“2 and direction along the radius away from the centre. (c) p 2 m s â€“2 and direction along the tangent to the circle. (d) p 2 /4 m s â€“2 and direction along the radius towards the centre. 2. If the temperature of the sun were to increase from T to 2T and its radius from R to 2R, then the ratio of the radiant energy received on earth to what it was previously will be (a) 32 (b) 1 6 (c)4 (d) 6 4 3. A wheel is rolling straight on ground without slipping. If the axis of the wheel has speed v, the instantenous velocity of a point P on the rim, defined by angle q, relative to the ground will be (a) ÷ ø ö ç è æ q 2 1 cos v (b) ÷ ø ö ç è æ q 2 1 cos v 2 q P (c) ) sin 1 ( v q + (d) ) cos 1 ( v q + 4. The dimensions of 2 0 E 2 1 e ÷ ø ö ç è æ ( 0 e : permittivity of free space, E electric field) are ( a) [MLT â€“1 ] (b) [ML 2 T â€“2 ] (c) [ML â€“1 T â€“2 ] (d) [ML 2 T â€“1 ] 5. A fork of frequency 256 Hz resonates with a closed organ pipe of length 25.4 cm. If the length of pipe be increased by 2 mm, the number of beats/sec. will be (a)4 (b) 1 (c)2 (d) 3 6. A body starts from rest from a point distance R 0 from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be (R represents radius of the earth). (a) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 (b) ÷ ÷ ø ö ç ç è æ - R 1 R 1 M G 2 0 (c) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G (d) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 7. A body starts from rest at time t = 0, the acceleration time graph is shown in the figure. The maximum velocity attained by the body will be 11 11 Time (sec.) Time (sec.) Acceleration (m/s) 2 10 (a) 110 m/s (b) 55 m/s (c) 650 m/s (d) 550 m/s AIIMS 2 014 PHYSICS 2014-2 AIIMS Solved Paper 2014 8. A water tank of height 10m, completely filled with water is placed on a level ground. It has two holes one at 3 m and the other at 7 m from its base. The water ejecting from (a) both the holes will fall at the same spot (b) upper hole will fall farther than that from the lower hole (c) upper hole will fall closer than that from the lower hole (d) more information is required 9. The potential energy of a satellite of mass m and revolving at a height R e above the surface of earth where R e = radius of earth, is (a) â€“ m g R e (b) 2 R g m e - (c) 3 R g m e - (d) 4 R g m e - 10. The figure shows the volume V versus temperature T graphs for a certain mass of a perfect gas at two constant pressures of P 1 and P 2 . What inference can you draw from the graphs? (a)P 1 > P 2 (b) P 1 < P 2 (c)P 1 = P 2 P 1 P 2 V T q 2 q 1 (d) No interference can be drawn due to insufficient information. 11. A mass is hanging on a spring balance which is kept in a lift. The lift ascends. The spring balance will show in its readings (a) an increase (b) a decrease (c) no change (d) a change depending on its velocity 12. Which of the following relation is true ? (a) 3 (1) YK = -s (b) 9 Y K Y h = +h (c) (6) KY s = +h (d) 05. Y -h s= h 13. y = 2 (cm) sin ú û ù ê ë é f + p 2 t what is the maximum acceleration of the particle doing the S.H.M. (a) 2 p cm/s 2 (b) 2 2 p cm/s 2 (c) 4 2 p cm/s 2 (d) 4 p cm/s 2 14. A system goes from A to B via two processes I and II as shown in figure. If DU 1 and DU 2 are the changes in internal energies in the processes I and II respectively, then II I B A p v (a) relation between DU 1 and DU 2 can not be determined (b) DU 1 = DU 2 (c) DU 1 < DU 2 (d) DU 1 > DU 2 15. If the linear momentum is increased by 5%, the kinetic energy will increase by (a) 50% (b) 100% (c) 125% (d) 10% 16. A crystal has a coefficient of expansion 13×10 â€“7 in one direction and 231 × 10 â€“7 in every direction at right angles to it. Then the cubical coefficient of expansion is (a) 462 × 10 â€“7 (b) 244 × 10 â€“7 (c) 475 × 10 â€“7 (d) 257 × 10 â€“7 17. The equation of a progressive wave is ú û ù ê ë é - p = 30 . 0 x 01 . 0 t 2 sin 02 . 0 y Here x and y are in metre and t is in second. The velocity of propagation of the wave is (a) 300 m s â€“1 (b) 30 m s â€“1 (c) 400 m s â€“1 (d) 40 m s â€“1 18. Two projectiles are fired from the same point with the same speed at angles of projection 60º and 30º respectively . Which one of the following is true? (a) Their maximum height will be same (b) Their range will be same (c) Their landing velocity will be same (d) Their time of flight will be same Page 4 1 ISBN : 978-9386146441 Product Name : AIIMS 20 years Topic-wise Solved Papers (1997-2016) with 1 Mock Test Product Description : TAIIMS Topic-wise Solved Papers consists of past years (memory based) solved papers 1997 onwards till date, distributed in around 20-25 topics in each subject. The book has been divided into 4 sections â€“ Physics (divided into 18 chapters), Chemistry (divided into 23 chapters), Biology (divided into 23 chapters) and General Knowledge (divided into 6 chapters). The book has been compiled in a manner that you just revise one topic and then solve all the previous year questions on that topic. This will assess whether your preparation is up to the mark with the AIIMS level. The strength of the book lies in the originality of its question papers and Errorless Solutions. The book contains around 4000 straight MCQs - 3200 MCQs and 800 Assertion-Reason type questions. The book also contains 1 fully solved 'Mock Test on the Latest Pattern.' This Paper is taken from our Book: AIIMS 2014 SOLVED PAPER 1. A stone tied to the end of a string of 1 m long is whirled in a horizontal circle with a constant speed. If the stone makes 22 revolution in 44 seconds, what is the magnitude and direction of acceleration of the stone? (a) p 2 m s â€“2 and direction along the radius towards the centre. (b) p 2 m s â€“2 and direction along the radius away from the centre. (c) p 2 m s â€“2 and direction along the tangent to the circle. (d) p 2 /4 m s â€“2 and direction along the radius towards the centre. 2. If the temperature of the sun were to increase from T to 2T and its radius from R to 2R, then the ratio of the radiant energy received on earth to what it was previously will be (a) 32 (b) 1 6 (c)4 (d) 6 4 3. A wheel is rolling straight on ground without slipping. If the axis of the wheel has speed v, the instantenous velocity of a point P on the rim, defined by angle q, relative to the ground will be (a) ÷ ø ö ç è æ q 2 1 cos v (b) ÷ ø ö ç è æ q 2 1 cos v 2 q P (c) ) sin 1 ( v q + (d) ) cos 1 ( v q + 4. The dimensions of 2 0 E 2 1 e ÷ ø ö ç è æ ( 0 e : permittivity of free space, E electric field) are ( a) [MLT â€“1 ] (b) [ML 2 T â€“2 ] (c) [ML â€“1 T â€“2 ] (d) [ML 2 T â€“1 ] 5. A fork of frequency 256 Hz resonates with a closed organ pipe of length 25.4 cm. If the length of pipe be increased by 2 mm, the number of beats/sec. will be (a)4 (b) 1 (c)2 (d) 3 6. A body starts from rest from a point distance R 0 from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be (R represents radius of the earth). (a) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 (b) ÷ ÷ ø ö ç ç è æ - R 1 R 1 M G 2 0 (c) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G (d) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 7. A body starts from rest at time t = 0, the acceleration time graph is shown in the figure. The maximum velocity attained by the body will be 11 11 Time (sec.) Time (sec.) Acceleration (m/s) 2 10 (a) 110 m/s (b) 55 m/s (c) 650 m/s (d) 550 m/s AIIMS 2 014 PHYSICS 2014-2 AIIMS Solved Paper 2014 8. A water tank of height 10m, completely filled with water is placed on a level ground. It has two holes one at 3 m and the other at 7 m from its base. The water ejecting from (a) both the holes will fall at the same spot (b) upper hole will fall farther than that from the lower hole (c) upper hole will fall closer than that from the lower hole (d) more information is required 9. The potential energy of a satellite of mass m and revolving at a height R e above the surface of earth where R e = radius of earth, is (a) â€“ m g R e (b) 2 R g m e - (c) 3 R g m e - (d) 4 R g m e - 10. The figure shows the volume V versus temperature T graphs for a certain mass of a perfect gas at two constant pressures of P 1 and P 2 . What inference can you draw from the graphs? (a)P 1 > P 2 (b) P 1 < P 2 (c)P 1 = P 2 P 1 P 2 V T q 2 q 1 (d) No interference can be drawn due to insufficient information. 11. A mass is hanging on a spring balance which is kept in a lift. The lift ascends. The spring balance will show in its readings (a) an increase (b) a decrease (c) no change (d) a change depending on its velocity 12. Which of the following relation is true ? (a) 3 (1) YK = -s (b) 9 Y K Y h = +h (c) (6) KY s = +h (d) 05. Y -h s= h 13. y = 2 (cm) sin ú û ù ê ë é f + p 2 t what is the maximum acceleration of the particle doing the S.H.M. (a) 2 p cm/s 2 (b) 2 2 p cm/s 2 (c) 4 2 p cm/s 2 (d) 4 p cm/s 2 14. A system goes from A to B via two processes I and II as shown in figure. If DU 1 and DU 2 are the changes in internal energies in the processes I and II respectively, then II I B A p v (a) relation between DU 1 and DU 2 can not be determined (b) DU 1 = DU 2 (c) DU 1 < DU 2 (d) DU 1 > DU 2 15. If the linear momentum is increased by 5%, the kinetic energy will increase by (a) 50% (b) 100% (c) 125% (d) 10% 16. A crystal has a coefficient of expansion 13×10 â€“7 in one direction and 231 × 10 â€“7 in every direction at right angles to it. Then the cubical coefficient of expansion is (a) 462 × 10 â€“7 (b) 244 × 10 â€“7 (c) 475 × 10 â€“7 (d) 257 × 10 â€“7 17. The equation of a progressive wave is ú û ù ê ë é - p = 30 . 0 x 01 . 0 t 2 sin 02 . 0 y Here x and y are in metre and t is in second. The velocity of propagation of the wave is (a) 300 m s â€“1 (b) 30 m s â€“1 (c) 400 m s â€“1 (d) 40 m s â€“1 18. Two projectiles are fired from the same point with the same speed at angles of projection 60º and 30º respectively . Which one of the following is true? (a) Their maximum height will be same (b) Their range will be same (c) Their landing velocity will be same (d) Their time of flight will be same AIIMS Solved Paper 2014 2014-3 19. A wooden block, with a coin placed on its top, floats in water as shown in fig. the distance l and h are shown there. After some time the coin falls into the water. Then Coin l h (a) l decreases and h increases (b) l increases and h decreases (c) both l and h increases (d) both l and h decreases 20. Resonance is an example of (a) tuning fork (b) forced vibration (c) free vibration (d) damped vibration 21. In a medium of dielectric constant K, the electric field is E r . If 0 Î is permittivity of the free space, the electric displacement vector is (a) 0 E K Î r (b) 0 K E Î r (c) K E 0 r Î (d) E K 0 r Î 22. An inductance L having a resistance R is connected to an alternating source of angular frequency w. The Quality factor Q of inductance is (a) R/ wL (b) (wL/R) 2 (c) (R /wL) ½ (d) wL/R 23. An equilateral prism is placed on a horizontal surface. A ray PQ is incident onto it. For minimum deviation P Q R S (a) PQ is horizontal (b) QR is horizontal (c) RS is horizontal (d) Any one will be horizontal 24. Sky wave propagation is not possible for frequencies (a) equal to 30 MHz (b) less than 30 MHz (c) greater than 30 MHz (d) None of these 25. A 15.0 eV photon collides with and ionizes a hydrogen atom. If the atom was originally in the ground state (ionization potential =13.6 eV), what is the kinetic energy of the ejected electron? (a) 1.4 eV (b) 13.6 e V (c) 15.0 e V (d) 28.6 e V 26. An oscillator is nothing but an amplifier with (a) positive feedback (b) large gain (c) no feedback (d) negative feedback 27. What is the effective capacitance between points X and Y? (a) 24 mF (b) 18 mF (c) 12 mF C= 6F 3 m C = 6F 2 m C = 6F 1 m C = 6F 4 m C = 20F 5 m X A C B D Y (d) 6 mF 28. Magnetic lines of force due to a bar magnet do not intersect because (a) a point always has a single net magnetic field (b) the lines have similar charges and so repel each other (c) the lines always diverge from a single force (d) the lines need magnetic lenses to be made to interest 29. 4eV is the energy of incident photon and the work function is 2eV . The stopping potential will be (a) 2V (b) 4 V (c ) 6 V (d) V 2 2 30. Which of the following are not electromagnetic waves? (a) cosmic rays (b) g-rays (c) b-rays (d) X-rays. 31. The flux linked with a coil at any instant 't' is given by f = 10t 2 â€“ 50t + 250. The induced emf at t = 3s is (a) â€“190 V (b) â€“10 V (c) 1 0 V (d) 190 V Page 5 1 ISBN : 978-9386146441 Product Name : AIIMS 20 years Topic-wise Solved Papers (1997-2016) with 1 Mock Test Product Description : TAIIMS Topic-wise Solved Papers consists of past years (memory based) solved papers 1997 onwards till date, distributed in around 20-25 topics in each subject. The book has been divided into 4 sections â€“ Physics (divided into 18 chapters), Chemistry (divided into 23 chapters), Biology (divided into 23 chapters) and General Knowledge (divided into 6 chapters). The book has been compiled in a manner that you just revise one topic and then solve all the previous year questions on that topic. This will assess whether your preparation is up to the mark with the AIIMS level. The strength of the book lies in the originality of its question papers and Errorless Solutions. The book contains around 4000 straight MCQs - 3200 MCQs and 800 Assertion-Reason type questions. The book also contains 1 fully solved 'Mock Test on the Latest Pattern.' This Paper is taken from our Book: AIIMS 2014 SOLVED PAPER 1. A stone tied to the end of a string of 1 m long is whirled in a horizontal circle with a constant speed. If the stone makes 22 revolution in 44 seconds, what is the magnitude and direction of acceleration of the stone? (a) p 2 m s â€“2 and direction along the radius towards the centre. (b) p 2 m s â€“2 and direction along the radius away from the centre. (c) p 2 m s â€“2 and direction along the tangent to the circle. (d) p 2 /4 m s â€“2 and direction along the radius towards the centre. 2. If the temperature of the sun were to increase from T to 2T and its radius from R to 2R, then the ratio of the radiant energy received on earth to what it was previously will be (a) 32 (b) 1 6 (c)4 (d) 6 4 3. A wheel is rolling straight on ground without slipping. If the axis of the wheel has speed v, the instantenous velocity of a point P on the rim, defined by angle q, relative to the ground will be (a) ÷ ø ö ç è æ q 2 1 cos v (b) ÷ ø ö ç è æ q 2 1 cos v 2 q P (c) ) sin 1 ( v q + (d) ) cos 1 ( v q + 4. The dimensions of 2 0 E 2 1 e ÷ ø ö ç è æ ( 0 e : permittivity of free space, E electric field) are ( a) [MLT â€“1 ] (b) [ML 2 T â€“2 ] (c) [ML â€“1 T â€“2 ] (d) [ML 2 T â€“1 ] 5. A fork of frequency 256 Hz resonates with a closed organ pipe of length 25.4 cm. If the length of pipe be increased by 2 mm, the number of beats/sec. will be (a)4 (b) 1 (c)2 (d) 3 6. A body starts from rest from a point distance R 0 from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be (R represents radius of the earth). (a) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 (b) ÷ ÷ ø ö ç ç è æ - R 1 R 1 M G 2 0 (c) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G (d) ÷ ÷ ø ö ç ç è æ - 0 R 1 R 1 M G 2 7. A body starts from rest at time t = 0, the acceleration time graph is shown in the figure. The maximum velocity attained by the body will be 11 11 Time (sec.) Time (sec.) Acceleration (m/s) 2 10 (a) 110 m/s (b) 55 m/s (c) 650 m/s (d) 550 m/s AIIMS 2 014 PHYSICS 2014-2 AIIMS Solved Paper 2014 8. A water tank of height 10m, completely filled with water is placed on a level ground. It has two holes one at 3 m and the other at 7 m from its base. The water ejecting from (a) both the holes will fall at the same spot (b) upper hole will fall farther than that from the lower hole (c) upper hole will fall closer than that from the lower hole (d) more information is required 9. The potential energy of a satellite of mass m and revolving at a height R e above the surface of earth where R e = radius of earth, is (a) â€“ m g R e (b) 2 R g m e - (c) 3 R g m e - (d) 4 R g m e - 10. The figure shows the volume V versus temperature T graphs for a certain mass of a perfect gas at two constant pressures of P 1 and P 2 . What inference can you draw from the graphs? (a)P 1 > P 2 (b) P 1 < P 2 (c)P 1 = P 2 P 1 P 2 V T q 2 q 1 (d) No interference can be drawn due to insufficient information. 11. A mass is hanging on a spring balance which is kept in a lift. The lift ascends. The spring balance will show in its readings (a) an increase (b) a decrease (c) no change (d) a change depending on its velocity 12. Which of the following relation is true ? (a) 3 (1) YK = -s (b) 9 Y K Y h = +h (c) (6) KY s = +h (d) 05. Y -h s= h 13. y = 2 (cm) sin ú û ù ê ë é f + p 2 t what is the maximum acceleration of the particle doing the S.H.M. (a) 2 p cm/s 2 (b) 2 2 p cm/s 2 (c) 4 2 p cm/s 2 (d) 4 p cm/s 2 14. A system goes from A to B via two processes I and II as shown in figure. If DU 1 and DU 2 are the changes in internal energies in the processes I and II respectively, then II I B A p v (a) relation between DU 1 and DU 2 can not be determined (b) DU 1 = DU 2 (c) DU 1 < DU 2 (d) DU 1 > DU 2 15. If the linear momentum is increased by 5%, the kinetic energy will increase by (a) 50% (b) 100% (c) 125% (d) 10% 16. A crystal has a coefficient of expansion 13×10 â€“7 in one direction and 231 × 10 â€“7 in every direction at right angles to it. Then the cubical coefficient of expansion is (a) 462 × 10 â€“7 (b) 244 × 10 â€“7 (c) 475 × 10 â€“7 (d) 257 × 10 â€“7 17. The equation of a progressive wave is ú û ù ê ë é - p = 30 . 0 x 01 . 0 t 2 sin 02 . 0 y Here x and y are in metre and t is in second. The velocity of propagation of the wave is (a) 300 m s â€“1 (b) 30 m s â€“1 (c) 400 m s â€“1 (d) 40 m s â€“1 18. Two projectiles are fired from the same point with the same speed at angles of projection 60º and 30º respectively . Which one of the following is true? (a) Their maximum height will be same (b) Their range will be same (c) Their landing velocity will be same (d) Their time of flight will be same AIIMS Solved Paper 2014 2014-3 19. A wooden block, with a coin placed on its top, floats in water as shown in fig. the distance l and h are shown there. After some time the coin falls into the water. Then Coin l h (a) l decreases and h increases (b) l increases and h decreases (c) both l and h increases (d) both l and h decreases 20. Resonance is an example of (a) tuning fork (b) forced vibration (c) free vibration (d) damped vibration 21. In a medium of dielectric constant K, the electric field is E r . If 0 Î is permittivity of the free space, the electric displacement vector is (a) 0 E K Î r (b) 0 K E Î r (c) K E 0 r Î (d) E K 0 r Î 22. An inductance L having a resistance R is connected to an alternating source of angular frequency w. The Quality factor Q of inductance is (a) R/ wL (b) (wL/R) 2 (c) (R /wL) ½ (d) wL/R 23. An equilateral prism is placed on a horizontal surface. A ray PQ is incident onto it. For minimum deviation P Q R S (a) PQ is horizontal (b) QR is horizontal (c) RS is horizontal (d) Any one will be horizontal 24. Sky wave propagation is not possible for frequencies (a) equal to 30 MHz (b) less than 30 MHz (c) greater than 30 MHz (d) None of these 25. A 15.0 eV photon collides with and ionizes a hydrogen atom. If the atom was originally in the ground state (ionization potential =13.6 eV), what is the kinetic energy of the ejected electron? (a) 1.4 eV (b) 13.6 e V (c) 15.0 e V (d) 28.6 e V 26. An oscillator is nothing but an amplifier with (a) positive feedback (b) large gain (c) no feedback (d) negative feedback 27. What is the effective capacitance between points X and Y? (a) 24 mF (b) 18 mF (c) 12 mF C= 6F 3 m C = 6F 2 m C = 6F 1 m C = 6F 4 m C = 20F 5 m X A C B D Y (d) 6 mF 28. Magnetic lines of force due to a bar magnet do not intersect because (a) a point always has a single net magnetic field (b) the lines have similar charges and so repel each other (c) the lines always diverge from a single force (d) the lines need magnetic lenses to be made to interest 29. 4eV is the energy of incident photon and the work function is 2eV . The stopping potential will be (a) 2V (b) 4 V (c ) 6 V (d) V 2 2 30. Which of the following are not electromagnetic waves? (a) cosmic rays (b) g-rays (c) b-rays (d) X-rays. 31. The flux linked with a coil at any instant 't' is given by f = 10t 2 â€“ 50t + 250. The induced emf at t = 3s is (a) â€“190 V (b) â€“10 V (c) 1 0 V (d) 190 V 2014-4 AIIMS Solved Paper 2014 32. If we double the radius of a coil keeping the current through it unchanged, then the magnetic field at any point at a large distance from the centre becomes approximately (a) double (b) three times (c) four times (d) one-fourth 33. Find out the value of current through 2W resistance for the given circuit 10 V 5 W 10 W 20 V 2 W (a) zero (b) 2 A (c) 5 A (d) 4 A 34. In Youngâ€™s double slit experiment, we get 10 fringes in the field of view of monochromatic light of wavelength 4000Å. If we use monochromatic light of wavelength 5000Å, then the number of fringes obtained in the same field of view is (a)8 (b) 10 (c) 40 (d) 50 35. A radioactive nuclide is produced at the constant rate of n per second (say , by bombarding a target with neutrons). The expected number N of nuclei in existence t seconds after the number is N 0 is given by (a) t 0 e N N l - = (b) t 0 e N n N l - + l = (c) t 0 e n N n N l - ÷ ø ö ç è æ l - + l = (d) t 0 e n N n N l - ÷ ø ö ç è æ l + + l = Where l is the decay constant of the sample 36. A light ray is incident perpendicularly to one face of a 90° prism and is totally internally reflected at the glass-air interface. If the angle of reflection is 45°, we conclude that the refractive index (a) 2 1 n > (b) 2 n > (c) 2 1 n < (d) 2 n < 37. The cold junction of a thermocouple is maintained at 10ºC. No thermo e.m.f. is developed when the hot junction is maintained at 530ºC. The neutral temperature is (a) 260ºC (b) 265ºC (c) 270ºC (d) 520ºC 38. Which of the following statement is incorrect ? (a) In LCR series ac circuit, as the frequency of the source increases, the impedence of the circuit first decreases and then increases. (b) If the net reactance of an LCR series ac circuit is same as its resistance, then the current lags behind the voltage by 45°. (c) At resonance, the impedence of an ac circuit becomes purely resistive. (d) Below resonance, voltage leads the current while above it, current leads the voltage. 39. Following diagram performs the logic function of Y A B (a) XOR gate (b) AND gate (c) NAND gate (d) OR gate 40. The condition for obtaining secondary maxima in the diffraction pattern due to single slit is (a) asinn q=l (b) ( ) asin 2n1 2 l q=- (c) ( ) asin 2n1 q= -l (d) n a sin 2 l q=Read More

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