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200 Questions MCQ Test JIPMER: Subject wise Tests & Practice Mock Tests - JIPMER Full Mock Test - 1

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JIPMER Full Mock Test - 1 - Question 1

The frequency of an alternating voltage is 50 cycles/sec and its amplitude is 120V. Then the r.m.s. value of voltage is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 1

JIPMER Full Mock Test - 1 - Question 2

The X - ray wavelength of L α line of platinum (Z - 78) is 1.30 Å . The X-ray wave length of L α line of molybdenum (Z = 42)

Detailed Solution for JIPMER Full Mock Test - 1 - Question 2

JIPMER Full Mock Test - 1 - Question 3

In a circuit two or more cells of the same e.m.f. are connected in parallel in order to

JIPMER Full Mock Test - 1 - Question 4

A particle slides from rest from the top to down the outside smooth surface of a fixed sphere of radius r. It leaves the surface when the radius to the particle makes with the vertical an angle equal to—

Detailed Solution for JIPMER Full Mock Test - 1 - Question 4

Let the velocity be v when the body leaves the surface. From the freebody diagram,

JIPMER Full Mock Test - 1 - Question 5

The equivalent capacitance between a and b for the combination of capacitors shown in figure where all capacitances are in microfarad is

JIPMER Full Mock Test - 1 - Question 6

When a wire is stretched and its radius becomes r/2, then its resistance will be

Detailed Solution for JIPMER Full Mock Test - 1 - Question 6

In strectching condition Resistance is inversely proportional to r4 since R is inversely proportional to A2 and area is directly proportional to r2(in sterching condition) so the ans should be A option which is 16 R

JIPMER Full Mock Test - 1 - Question 7

A step- up transformer is used on a 120 V line to provide a potential difference of 2400 V. If the primary coil has 75 turns, the number of turns in the secondary coil is

JIPMER Full Mock Test - 1 - Question 8

A solenoid of length 20 cm area of cross-section 4 cm2 and having 4000 turns is placed inside another solenoid of 2000 turns having a cross-section area 8 cm2 and length 10 cm. The mutual inductance of the system is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 8

JIPMER Full Mock Test - 1 - Question 9

If ∈₀ and μ₀ represent the permittivity and permeability of vacuum and ∈ and μ represent the permittivity and permeability of medium, then refractive index of the medium is given by

Detailed Solution for JIPMER Full Mock Test - 1 - Question 9

JIPMER Full Mock Test - 1 - Question 10

Electric field and potential inside hollow charged conducting sphere are respectively where 'q' and 'r' are the charge and radius of given sphere.

JIPMER Full Mock Test - 1 - Question 11

When a satellite going round the eath in a circular orbit of radius r and speed V, loses some of its energy, then r and V change as

Detailed Solution for JIPMER Full Mock Test - 1 - Question 11

The total energy of a satellite in an orbit is giv... moreen by E=GMm/2R in magnitude. So when energy is lost R will decrease as it is obvious from the eqn. Moreover the kinetic energy of the satellite is given by K=GMm/2R. So when R decreases. the kinetic energy must increase and so does the velocity.The other way to look into the problem is that. when satellite is going round the planet. It's angular momentum i.e mvr must be constant about the centre of the orbit. so keep the same to a constant value. v must increase in order to compensate with the decrease in R.

JIPMER Full Mock Test - 1 - Question 12

An electric dipole has the magnitude of its charge as q, and its dipole moment is p. It is placed in a uniform electric field E. If its dipole moment is along the direction of the field, then force acting on it and its potential energy are respectively

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JIPMER Full Mock Test - 1 - Question 13

300 Joule of work is done in sliding a 2 kg. block on an inclined plane to a height of 10 meters. Taking value of acceleration due to gravity 'g' to be 10 m/s2, work done against friction is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 13

Work done in lifting 2 kg mass upto height 10 metres is given by
W = mgh
= 2 x 10 x 10 = 200 J
Work done against friction
= 300 - 200 = 100 joule

JIPMER Full Mock Test - 1 - Question 14

If temperature of the sun were to increase from T to 2T and its radius from R to 2R, then how many times the radiant energy will be received on the earth?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 14

From Stefan's law, the energy radiated by the sun is given by P=σeAT4,

Assuming e=1 for the sun.

In 1 st case, P1=σe × 4πR× T4

In 2nd case, P= σe × 4π(2R)× (2T)4

= σe × 4πR× T× 64 = 64P1

The rate at which energy received at the earth is,

where, A= area of the earth, 

RSE = distance between the sun and the earth.

So, 

JIPMER Full Mock Test - 1 - Question 15

A body of mass m is taken to the bottom of a deep mine. Then

Detailed Solution for JIPMER Full Mock Test - 1 - Question 15

Because acceleration due to gravity decreases

JIPMER Full Mock Test - 1 - Question 16

In two separate setups of the Young's double slit experiment, fringe of equal width are observed when lights of wavelengths in the ratio 1:2 are used. If the ratio of the slit separation in two cases is 2:1, the ratio of distances, between the plane of slits and the screen, in the two setups is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 16

JIPMER Full Mock Test - 1 - Question 17

Consider a 1 cc sample of air absolute temperature T₀ at sea level and another 1 cc sample of air at a height where the pressure is one-third atmosphere. The absolute temperature T of the sample at that height is

JIPMER Full Mock Test - 1 - Question 18

An electrical meter of internal resistance 20 Ω gives a full scale deflection when one milliampere current flows through it. The maximum current, that can be measured by using three resistors of resistance 12 Ω each, in milliamperes is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 18

JIPMER Full Mock Test - 1 - Question 19

Cyclotron is used to accelerate

Detailed Solution for JIPMER Full Mock Test - 1 - Question 19

Cyclotron accelerates heavy positively charged particles which are used in nuclear experiments.

The centripetal force that is provided to the charged particle to move inside the cyclotron is due to varying electric field. The applied voltage around the Dee’s of cyclotron is too high, which forces the charged particles like alpha particle or protons etc. to be accelerated at very high speed.

JIPMER Full Mock Test - 1 - Question 20

Which of the following particles will describe the smallest circle when projected with the same velocity perpendicular to the magnetic field ?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 20

The radius of the path taken by a charged particle in amagnetic field is given by  

The mass by charge ratio is least for electron , thus it will have least radius.

JIPMER Full Mock Test - 1 - Question 21

Magnetic meridian is a

Detailed Solution for JIPMER Full Mock Test - 1 - Question 21

The magnetic meridian is an equivalent imaginary line connecting the magnetic south and north poles and can be taken as the horizontal component of magnetic force lines along the surface of the earth. Therefore, a compass needle will be parallel to the magnetic meridian.

JIPMER Full Mock Test - 1 - Question 22

Work done in turning a magnet of magnetic moment M by an angle of 90º from the magnetic meridian is n times the corresponding work done to turn through an angle of 60º, where n is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 22

W1 = MB (cos 0º - cos 90º) = MB (1 - 0) = MB
W2 = MB (cos 0º - cos 60º) = MB (1 - 1/2 ) = MB/2
∴ W1 = 2W2
⇒ n = 2

JIPMER Full Mock Test - 1 - Question 23

If a bar magnet of moment μ is suspended in a uniform magnetic field B and it is given an angular deflection ' θ ' w.r.t its equilibrium position, the restoring torque on magnet is

JIPMER Full Mock Test - 1 - Question 24

A piece of steel floates in mercury. The specific gravities of mercury and steel are 13.6 and 7.8 respectively. For covering the whole piece, some water is poured over the mercury. What part of the steel piece will be inside the mercury?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 24

Suppose volume of steel piece is V and
nV is volume of mercury.
nV x 13.6 + (V - nV ) x 1 = V x 7.8
n = 0.54

JIPMER Full Mock Test - 1 - Question 25

According to the Hooke's law, if stress is increased, then ratio of stress to strain

Detailed Solution for JIPMER Full Mock Test - 1 - Question 25

Hence, if stress is increased, then the ratio of stress to strain remains constant.

JIPMER Full Mock Test - 1 - Question 26

The moment of inertia of a body does not depend upon

JIPMER Full Mock Test - 1 - Question 27

A U-tube contains water and methylated spirit seperated by mercury. The mercury columns in the two arms are in level with 18 cm of water in one arm and 20 cm spirit in the other arm. The density of spirit is (Density of water=1 g-cm-3)

Detailed Solution for JIPMER Full Mock Test - 1 - Question 27


For water column in one arm of U - tube
h1 = 18 cm, ρ1 = 1 gm cm-3
For spint column in other arm of U - tube
h2 18 cm, ρ2 = ?
If P1 and P2 be the pressures exerted by water column and spirit column respectively
Then P1 = h1 ρ1 g
and P2 = h2 ρ2 g
The mercury columns in the two arms of U-tube are at the same level, thus in equilibrium
P1 = P2
or h1 ρ1 g = h2 ρ2 g

JIPMER Full Mock Test - 1 - Question 28

If an iron ball and a wooden ball of the same radius are released from a height 'h' in vaccum, then time taken by both of them to reach ground will be

Detailed Solution for JIPMER Full Mock Test - 1 - Question 28

Time taken by any body of mass m to reach the ground when dropped from a height h

From this equation time is independent of mass so t1 = t2
Since they are in vacuum there will be no air resistance, so time taken will be exactly equal.

JIPMER Full Mock Test - 1 - Question 29

A body of mass 4 kg weighs 4.8 kg when suspended in a moving lift. The acceleration of the lift is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 29

 As the apparent weight increase therefore we can say that acceleration of the lift is in upward direction.   

JIPMER Full Mock Test - 1 - Question 30

α- particle is equivalent to

Detailed Solution for JIPMER Full Mock Test - 1 - Question 30

Positively charged particle emitted by various radioactive materials during decay. It consists of two neutrons and two protons, and is thus identical to the nucleus of a helium atom. The rest mass of the alpha particle amounts to 6.64424·10-27 kg, or 3.7273·109 eV.

JIPMER Full Mock Test - 1 - Question 31

The magnifying power of a telescope can be increased by increasing

JIPMER Full Mock Test - 1 - Question 32

A mass attached to a spring oscillates every 2 s. If the mass is increased by 2 kg, then time period increases by 1 s. The initial mass is

JIPMER Full Mock Test - 1 - Question 33

The overall process of carbon - Nitrogen fusion cycle results in fusion of four protons to yield the helium nucleus and two

JIPMER Full Mock Test - 1 - Question 34

When green light is incident on a certain metal surface electrons are emitted, but no electrons are emitted by yellow light. If red light is incident on the same metal surface then

JIPMER Full Mock Test - 1 - Question 35

Light of wavelength λ strikes a photo-sensitive surface and electrons are ejected with kinetic energy E. If the kinetic energy is to be increased to 2E, the wavelength must be changed to λ′ where

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JIPMER Full Mock Test - 1 - Question 36

At the top of the trajectory of a projectile, the acceleration is

JIPMER Full Mock Test - 1 - Question 37

A satisfactory photographic print is obtained when the exposure time is 10 seconds at a distance of 2 m from a 60 Cd lamp. The time of exposure required for the same quality print at a distance of 4 m from a 120 Cd lamp is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 37

  Here D is constant and I  

 

JIPMER Full Mock Test - 1 - Question 38

Fraunhofer spectrum is a

Detailed Solution for JIPMER Full Mock Test - 1 - Question 38

Fraunhofer lines, in astronomical spectroscopy, any of the dark (absorption) lines in the spectrum of the Sun or other star, caused by selective absorption of the Sun's or star's radiation at specific wavelengths by the various elements existing as gases in its atmosphere.

JIPMER Full Mock Test - 1 - Question 39

A person cannot see clearly distances more than 40 cm. He advised to use lens of power

JIPMER Full Mock Test - 1 - Question 40

A convex lens is making full image of an object. If half of the lens is covered by an opaque object, then

Detailed Solution for JIPMER Full Mock Test - 1 - Question 40

When half the lens is covered, the amount of light passing through it will decrease resulting in decrease of intensity of the image. Exposed portion of the lens will form full image of the object. 

JIPMER Full Mock Test - 1 - Question 41

In which case application of angular velocity is useful

JIPMER Full Mock Test - 1 - Question 42

A body executes S.H.M. of period 3 s under the influence of one force, and S.H.M. of period 4 s under the influence of a second force. when both the forces act simultaneously in the same direction, the period of oscillation will be

JIPMER Full Mock Test - 1 - Question 43

The equation of motion of a particle excuting SHM is a + 16π2x = 0 . In this equation 'a' is linear acceleration in m/s2, of the particle at a displacement x in metres. The time period of SHM, in seconds is:

JIPMER Full Mock Test - 1 - Question 44

A semiconductor has an electron concentration of 8 x 1013 per m3 and the hole concentration of 5.5 x 1012per m3. The semiconductor is

JIPMER Full Mock Test - 1 - Question 45

A tuning fork produces certain sound waves in a medium. If temperature of the medium changes, which one of the following will change.

Detailed Solution for JIPMER Full Mock Test - 1 - Question 45

As velocity is directly proportional to temperature, and
frequency x wavelength =velocity,
Frequency is the property of source so that it remains constant, but wavelength will change.

JIPMER Full Mock Test - 1 - Question 46

p-n junction diode can be used as

JIPMER Full Mock Test - 1 - Question 47

In a capillary tube experiment, a vertical 30 cm long capillary tube is dipped in water. The water rises up to a height of 10 cm due to capillary action. If this experiment is conducted in a freely falling elevator, the length of the water column becomes

Detailed Solution for JIPMER Full Mock Test - 1 - Question 47

JIPMER Full Mock Test - 1 - Question 48

When a current is passed through water, acidified with a dilute sulphuric acid, the gases formed at the platinum electrodes are

JIPMER Full Mock Test - 1 - Question 49

In Seebeck series Sb appears before Bi. In a Sb-Bi thermocouple current flows from

Detailed Solution for JIPMER Full Mock Test - 1 - Question 49

For a given difference in temperature of two junctions of a thermocouple, the thermo e.m.f. is more if the separation between two metals in the Seebeck series used in the formation of thermocouple Sb and Bi are extreme metals of the series.

JIPMER Full Mock Test - 1 - Question 50

Which of the following is not equal to watt

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JIPMER Full Mock Test - 1 - Question 51

A cylinder contained 10 kg of gas at 107 N/m2. The quantity of gas taken out of cylinder if final pressure is 2.5 x 106N ∕ m2 is (temp. is constant)

Detailed Solution for JIPMER Full Mock Test - 1 - Question 51

At constant temperature for the given volume of gas P1/P2 = m1/M2 

The quantity of gas taken out of the cylinder = 10 – 2.5 = 7.5 kg.

JIPMER Full Mock Test - 1 - Question 52

At 100ºC, the substance that causes the most severe burn, is

JIPMER Full Mock Test - 1 - Question 53

A gas is compressed at a constant pressure of 50 N/m2 from a volume of 10 m3 to a volume of 4 m3. Energy of 100 J is then added to the gas by heating. Its internal energy is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 53

JIPMER Full Mock Test - 1 - Question 54

The unit of e.m.f. is

JIPMER Full Mock Test - 1 - Question 55

The force F on a sphere of radius 'a' moving in a medium with velocity 'v' is given by F=6πηav. The dimensions of η are

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JIPMER Full Mock Test - 1 - Question 56

Huygen's wave theory of light can not explain

Detailed Solution for JIPMER Full Mock Test - 1 - Question 56

Huygens wave theory of light cannot explain photoelectric effect phenomenon. It explains rectilinear propagation, reflection, refraction, interference, diffraction and polarization.   

 

JIPMER Full Mock Test - 1 - Question 57

In interference pattern, the energy is

JIPMER Full Mock Test - 1 - Question 58

A car sounding a horn of frequency 1000 Hz passes an observer. The ratio of frequencies of the horn noted by the observer before and after passing of the car is 11:9. If the speed of sound is υ, the speed of the car is

JIPMER Full Mock Test - 1 - Question 59

A man is watching two trains, one leaving and the other coming in with equal speeds of 4 m/sec. If they sound their whistles, each of frequency 240 Hz, the number of beats heard by the man (velocity of sound in air = 320 m/sec) will be equal to

Detailed Solution for JIPMER Full Mock Test - 1 - Question 59

Frequency of sound heard by the man from approaching train 

Frequency of sound heard by the man from receding train  

 Hence, number of beats heard by man per sec  = na − nr = 243 − 237 = 6

JIPMER Full Mock Test - 1 - Question 60

A boy of mass 42 Kg eats bananas of 980 calories. If this energy is used up to lift him from the ground, the height to which he can move up is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 60

Height = h.
Potential Energy (P.E) = 980 Calories = 4100.32 Jule
Now P.E = mgh
4100.32 = 42 x 9.8 x h

JIPMER Full Mock Test - 1 - Question 61

The enthalpies of formation for C₂H₄(g), CO₂(g) and H₂O(l) at 25ºC and 1 atm. pressure be 52, -395 and -286 kJ mol⁻1 respectively. The enthalpy of combustion of C₂H₄(g) will be

JIPMER Full Mock Test - 1 - Question 62

An example of a compound with the functional group - O - is

JIPMER Full Mock Test - 1 - Question 63

The reaction between primary amine, chloroform and alcoholic caustic potash is called

Detailed Solution for JIPMER Full Mock Test - 1 - Question 63

The carbylamine reaction (also known as the Hoffmann isocyanide synthesis) is the synthesis of an isocyanide by the reaction of a primary amine, chloroform, and base. The conversion involves the intermediacy of dichlorocarbene.

JIPMER Full Mock Test - 1 - Question 64

Which of the following composition of the petroleum corresponds to kerosene oil?

JIPMER Full Mock Test - 1 - Question 65

The homologue of ethyne is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 65

C2H2 is Ethyne (homologue of alkyne)
C3H4 is propyne (homologue of alkyne)
C3H8 → propane (homologue of alkane)
C2H6 → Ethane (homologue of alkane)

JIPMER Full Mock Test - 1 - Question 66

1-Butyne reacts with cold alkaline KMnO₄ to yield

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JIPMER Full Mock Test - 1 - Question 67

Azimuthal quantum number of last electron of ₁₁Na is

JIPMER Full Mock Test - 1 - Question 68

Which of the following salt would give SO₂ with hot and dil.H₂SO₄ and also decolourise Br₂ water?

JIPMER Full Mock Test - 1 - Question 69

Which of the following set of quantum numbers is correct for an electron in 4f-orbital?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 69

JIPMER Full Mock Test - 1 - Question 70

Electrons will first enter into the orbital with the set of quantum numbers

Detailed Solution for JIPMER Full Mock Test - 1 - Question 70

We fill up electron in increasing energy order.in which electronic configuration n+l value is greater, it's energy also will be greater.but here n+l value is same.so we shall consider n(principle quantum number).in which electronic configuration n value is greater it's energy also will be greater.there for option C is correct.

JIPMER Full Mock Test - 1 - Question 71

A σ - bond is

JIPMER Full Mock Test - 1 - Question 72

The electronic configuration of metal M is 1s₂2s₂2p63s1. The formula of its oxide will be

JIPMER Full Mock Test - 1 - Question 73

In which of the following molecules, is the covalent bond most polar?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 73

Difference of electronegativity between H and Cl is more

JIPMER Full Mock Test - 1 - Question 74

For an ideal gas the relationship between internal energy change .(∆E) and enthalpy change(∆H)is

JIPMER Full Mock Test - 1 - Question 75

The values of Kp1 and Kp2 for the reactions


are in the ratio of 9:1. If degree of dissociation of X and A be equal, then total pressure at equilibrium (1) and (2) are in the ratio:

Detailed Solution for JIPMER Full Mock Test - 1 - Question 75

From equation.
X     ⇌    Y  +   Z
1            0        0     initial mole
(1-α)     α         α     mole at equilibrium


 

 

JIPMER Full Mock Test - 1 - Question 76

Which of these does not influence the rate of reaction?

JIPMER Full Mock Test - 1 - Question 77

The intensive property among these quantities is

Detailed Solution for JIPMER Full Mock Test - 1 - Question 77

An intensive property is a bulk property, meaning that it is a local physical property of a system that does not depend on the system size or the amount of material in the system. Examples of intensive properties include temperature, T; refractive index, n; density, ρ; and hardness of an object, η.

JIPMER Full Mock Test - 1 - Question 78

Tranquilisers are substances used for the treatment of

Detailed Solution for JIPMER Full Mock Test - 1 - Question 78

Tranquilizer, also spelled Tranquillizer, drug that is used to reduce anxiety, fear, tension, agitation, and related states of mental disturbance.

JIPMER Full Mock Test - 1 - Question 79

Which of the following IUPAC names is correct?

JIPMER Full Mock Test - 1 - Question 80

Which of the following is isoelectronic with carbon atom?

Detailed Solution for JIPMER Full Mock Test - 1 - Question 80

Isoelectronic species: a group of ions, atoms, or molecules that have the same number of electrons. Thus, carbon and N+ are isoelectronic with 6 electrons.
Electronic configuration of C and N+:

JIPMER Full Mock Test - 1 - Question 81

Which statement is incorrect?