SRMJEE Mock Test (Med) - 14


105 Questions MCQ Test SRMJEEE Subject Wise & Full Length Mock Tests | SRMJEE Mock Test (Med) - 14


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Attempt SRMJEE Mock Test (Med) - 14 | 105 questions in 150 minutes | Mock test for JEE preparation | Free important questions MCQ to study SRMJEEE Subject Wise & Full Length Mock Tests for JEE Exam | Download free PDF with solutions
QUESTION: 1

An alternating e.m.f. is applied to a pure capacitive circuit. The phase relation between e.m.f. and current flowing in the circuit is

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QUESTION: 2

Which can pass through 20 cm thickness of the steel

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QUESTION: 3

The mutual inductance of an induction coil is 5 H. In the primary coil, current reduces from 5 A to zero in 10-3 s. What is the e.m.f. induced in secondary coil ?

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QUESTION: 4

The power of an electric bulb marked as 40 W and 200 V used in a circuit of supply voltage 100 V will be

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QUESTION: 5

A ball of mass m moving with a velocity V → collides head on elastically with another of the same mass m, but moving with a velocity V → in the opposite direction. After the collision

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QUESTION: 6

If the equation for the displacement of a particle moving on a circular path is given by (θ) = 2t3 + 0.5, where θ is in radians and t in seconds, then the angular velocity of the particle after 2 sec from its start is

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QUESTION: 7

The expected energy of the electrons at the absolute zero is called

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QUESTION: 8

A metallic ring of radius 'r' and cross sectional area A is fitted into a wooden circular disc of radius R (R > r) . If the Young's modulus of the material of the ring is Y, the force with which the metal expands is

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QUESTION: 9

Consider the following statements regarding the magnitude of barrier potential of a PN junction:
1. It is independent of temperature
2. It depends on difference between fermi levels on two sides of junction.
3. It depends on forbidden energy gap on two types of semiconductors
4. It depends on impurity concentration in P and N type semiconductors
Which of the statements given above is/are correct?

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QUESTION: 10

Two spherical conductors A and B having equal radii and carrying equal charges on them, repel each other with a force F, when kept apart at some distance. A third spherical conductor C having same radius as that of A, but uncharged, is brought in contact with A, then brought in contact with B and finally removed away from both. The new force of repulsion between the conductors A and B is

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QUESTION: 11

The coefficient of friction between a body and the surface of an inclined plane at 450 is 0.5. If g=9.8 m/s2, the acceleration of the body downwards in m/s2 is

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QUESTION: 12

The gravitational force between two similar bodies at a given distance is F. If mass of one body is doubled and that of the other is halved, and distance between them is also doubled, then resulting gravitational force between them will become

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QUESTION: 13

The initial temperature of a body is 80oC. If its temperature falls to 64oC in 5 minutes and in 10 minutes to 52oC then the temperature of surrounding will be

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QUESTION: 14

Diwali rocket is ejecting 50g of gases/s at a velocity of 400 m/s. The accelerating force on the rocket will be:

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QUESTION: 15

Absolute temperature can be calculated by

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QUESTION: 16

Cyclotron is used to accelerate

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QUESTION: 17

At a certain place, the horizontal component of the earth's magnetic field is B₀, and the angle of dip is 60o. The intensity of earth's magnetic field at that place will be

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QUESTION: 18

Under a pressure head, the rate of volume of liquid through a capacillary tube is Q. If length of the capillary tube is doubled and diameter of the bore is halved, the rate of flow would become

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QUESTION: 19

A body travels for 15 sec starting from rest with constant acceleration. If it travels distances S₁,S₂ and S₃ in the first five seconds, second five seconds and next five seconds respectively the relation between S₁,S₂ and S₃ is

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QUESTION: 20

A body, whose momentum is constant, must have constant

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QUESTION: 21

A solid sphere rolls down two different inclined planes of same height, but of different inclinations. In both cases

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QUESTION: 22

A particle is viberating in a simple harmonic motion with an amplitude of 4 cm. At what displacement from the equilibrium position, is its energy half potential and kinetic ?

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QUESTION: 23

If at a height of 40 cm, the direction of motion of a projectile makes an angle π/4 with the horizontal, then its initial velocity and angle of projection are. respectively

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QUESTION: 24

There is a horizontal film of soap solution. On it, a thread is placed in the form of a loop. The film is pierced inside the loop and the thread becomes a circular loop of radius R. If the surface tension of the loop be T, what will be the tension in the thread?

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QUESTION: 25

If the distance between a point source and screen is made one third, then intensity of light (I) and the initial intensity of light will be related as :

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QUESTION: 26

A wheel is rotating at 900 r.p.m. about its axis. When the power is cut-off, it comes to rest in 1 minute. The angular retardation in radian/s2 is

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QUESTION: 27

Wb/mis equal to

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QUESTION: 28

The rise of liquid due to surface tension in a narrow capillary tube of diameter 'd' is 'h'. If the diameter is reduced to d/2 , the rise will be

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QUESTION: 29

The variation of density of a solid with temperature is given by the formula

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QUESTION: 30

Consider the following statements
Assertion (A) : In adiabatic compression, the internal energy and temperature of the system get decreased
Reason (R) : The adiabatic compression is a slow process
Of these statements

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QUESTION: 31

If 96500 C of electricity liberates one gram equivalent of any substance, the time-taken for a current of 0.15 A to deposit 20 mg of copper from a solution of copper sulphate is (Chemical equivalent of copper = 32)

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QUESTION: 32

Identify the pair whose dimensions are equal

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QUESTION: 33

In Huygen's wave theory, the locus of all points oscillating in the same phase is called a

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QUESTION: 34

An electric motor exerts a force of 40 N on a cable and pulls it through a distance of 30m in one minute. The power supplied by the motor in watts is

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QUESTION: 35

The Doppler's effect is applicable for

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QUESTION: 36

The compound which can form intramolecular hydrogen bond is

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QUESTION: 37

Which alkene is formed from the following ylide carbonyl pair?
CH₃CH₂CH₂CH═PPh₃ + 2-butanone

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QUESTION: 38

How many methyl groups are present in 2,3-dimethyl 4-ethyl heptane

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QUESTION: 39

Which of the following compounds on reaction with NaOH and Na₂O₂ gives yellow colour?

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QUESTION: 40

An orbital in which n=4 and l=2 is expressed by

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QUESTION: 41

Toluene is nitrated and the resulting product is reduced with tin and hydrochloric acid . The product so obtained is diazotised and then heated with cuprous bromide. The reaction mixture so formed contains

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QUESTION: 42

1.5 mol of O₂ combine with Mg to form oxide MgO. The mass of Mg (at. mass 24) that has combined is

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QUESTION: 43

Which one of the following acts as an initiator in a polymerization reaction ?

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QUESTION: 44

Which of the following gives maximum energy in metabolic process?

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QUESTION: 45

An organic acid having molecular formula C₂H₄O₂ is

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QUESTION: 46

According to third law of thermodyanamics which of the following quantity for a perfectly crystalline solid is zero at absolute zero

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QUESTION: 47

Element X has an outer electronic configuration of 3s2. Element y is directly below element X in the periodic table. The type of bond present in the compound XY is :

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QUESTION: 48

In which of the following case,does the reaction go farthest completion ?

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QUESTION: 49

The dimension of rate constant of a second order reaction involves

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QUESTION: 50

The heats evolved in combustion of rhombic and monoclinic sulphur are -70960 and -71030 cal mole-1 respectively. What will be heat of conversion of rhombic sulphur to monoclinic?

Solution:

ΔH (Rhombic) - ΔH (monoclinic) = -70960 - (-71030) = -70960 + 71030 = + 70 cals

QUESTION: 51

The compound formed on heating chlorobenzene with chloral in the presence of concentrated sulphuric acid is

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QUESTION: 52

The IUPAC name of the compound having the formula (CH₃)₃C-CH =CH₂ is

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QUESTION: 53

Which of the following is isoelectronic with carbon atom?

Solution:

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.

QUESTION: 54

The density of gas at 27oC and 1 atm is d. Pressure remaining constant at which of the following temperatures will its density become 0.75 d ?

Solution:

At same pressure and same number of moles,

QUESTION: 55

Consider the following four electrodes
A = Cu+2 0.0001 M | Cu(s)    
B = Cu+2 0.1 M | Cu(s)    
C = Cu+2 0.01 M | Cu(s) 
D = Cu+2 0.001 M | Cu(s)    
If the standard reduction potential of Cu+2 ∕ Cu is + 0.34 V , the reduction potential (in volts) of the above electrodes follow the order

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QUESTION: 56

Which of the following isomers will have the highest boiling point ?

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QUESTION: 57

If the solubility of PbCl₂ at 25oC is 6.3x10-3 mole/litre, its solubility product at that temperature is

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QUESTION: 58

The alkane that yields two isomeric monobromo derivatives

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QUESTION: 59

The first nuclear transmutation was carried out by

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QUESTION: 60

The main product in the above reaction is

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QUESTION: 61

Wacker's method involves the conversion of alkene using PdCl₂ into corresponding

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QUESTION: 62

Which is incorrect representation?

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QUESTION: 63

An example of a natural biopolymer is

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QUESTION: 64

On combustion, 0.2g of an organic compound containing carbon, hydrogen and oxygen yields 0.147 g carbon dioxide and 0.12 g water. The percentage of carbon, hydrogen and oxygen respectively in the compound are

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QUESTION: 65

In the reaction 2Ag + 2H₂SO₄ → Ag₂SO₄ + 2H₂O + SO₂ the sulphuric acid acts as

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QUESTION: 66

Body-centred cubic has coordination number of

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QUESTION: 67

What is the molality of a solution of a certain solute in a solvent if there is a freezing point depression of 0.184oC and the freezing point constant is 18.4 ?

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QUESTION: 68

According to kinetic theory of gases there are

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QUESTION: 69

In the equation , the amount of oxygen needed to burn 4gm of methane completely is

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QUESTION: 70

Which one of the following substances is not used for preparing lyophilic sols?

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QUESTION: 71

Monocot root has

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QUESTION: 72

The species of animal protected in Kaziranga sanctuary is

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QUESTION: 73

A chromosome with sub-terminal centromere is

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QUESTION: 74

Examples of erythrocytes can be found in almost all histological sections. Therefore, knowledge of the approximate diameter of a red blood cell is useful because it can serve as a built-in ruler on the tissue section. Which of the following best describes the diameter of red cells?

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QUESTION: 75

Dentition in mammal is

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QUESTION: 76

The tests that are used in the diagnosis of AIDS are :

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QUESTION: 77

Gin is distilled from

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QUESTION: 78

The first domesticated animals, by the primitive man, was

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QUESTION: 79

Which of the following statements is correct?

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QUESTION: 80

Fertilized ovum is transplanted in uterus after :

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QUESTION: 81

In a mesolecithal egg the cleavage would be

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QUESTION: 82

In bacterial DNA replication, synthesis starting from the site of origin of replication

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QUESTION: 83

Pyrimidine base present in RNA in place of thymine of DNA is

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QUESTION: 84

The person who rediscovered the laws of inheritance was

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QUESTION: 85

Restriction nucleases cut

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QUESTION: 86

In a dihybrid cross,pure homozygous plants will be :

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QUESTION: 87

The contraction of one of the muscle rotates the foraman to turn the palm downward or backward. Identify the muscle from the following

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QUESTION: 88

The contraction of muscle of shortest duration is seen in

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QUESTION: 89

Cornea transplantation is sucessful as cornea is

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QUESTION: 90

The speed of a nerve impulse along a sensory neuron depends on the

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QUESTION: 91

The part of the brain responsible for muscle coordination is the

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QUESTION: 92

Which one is the common product of both respiration and photosynthesis

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QUESTION: 93

Endodermis is part of

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QUESTION: 94

Hormone involved in phototropism is

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QUESTION: 95

Which of the following phenomena supports Darwin's concept of natural selection in organic evolution?

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QUESTION: 96

Which of the following pair of gases causes greenhouse effect?

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QUESTION: 97

Cartilage is formed by

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QUESTION: 98

In reproduction of a test tube baby

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QUESTION: 99

Implantation normally occurs approximately how many days following fertilization?

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QUESTION: 100

As compared to anaerobic respiration, the energy gained during aerobic respiration is

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QUESTION: 101

Where does gas exchange take place in the lungs?

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QUESTION: 102

Component of actin filament of a sarcomere is

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QUESTION: 103

Which is related to reproductive isolation?

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QUESTION: 104

Triticum aestivum (wheat) belongs to the family

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QUESTION: 105

Which of the following would cause the kidney to produce more concentrated urine?

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