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JIPMER Full Mock Test - 7 - NEET MCQ


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30 Questions MCQ Test JIPMER: Subject wise Tests & Practice Mock Tests 2024 - JIPMER Full Mock Test - 7

JIPMER Full Mock Test - 7 for NEET 2024 is part of JIPMER: Subject wise Tests & Practice Mock Tests 2024 preparation. The JIPMER Full Mock Test - 7 questions and answers have been prepared according to the NEET exam syllabus.The JIPMER Full Mock Test - 7 MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for JIPMER Full Mock Test - 7 below.
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JIPMER Full Mock Test - 7 - Question 1

In an A.C. circuit containing an inductance only, the current

JIPMER Full Mock Test - 7 - Question 2

Photo electric emission is observed from a metallic surface for frequencies ν1 and ν2 of the incident light rays ν1 > ν2. If the maximum values of kinetic energy of the photo electrons emitted in the two cases are in the ration of 1 : K then the threshold frequency of the metallic surface is

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JIPMER Full Mock Test - 7 - Question 3

In uniform circular motion

JIPMER Full Mock Test - 7 - Question 4

A wire of resistance R is cut into 'n' equal parts. These parts are then connected in parallel. The equivalent resistance of the combination will be

JIPMER Full Mock Test - 7 - Question 5

A steady current ι is flowing through a conductor of uniform cross-section. Any segment of the conductor has

JIPMER Full Mock Test - 7 - Question 6

The power factor of an a.c. circuit having resistance R and inductance L connected in series to an a.c. source of angular frequency ω is

JIPMER Full Mock Test - 7 - Question 7

Two condensers, one of capacity C and the other of capacity C/2 , are connected to a V volt battery, as shown.

The work done in charging fully both the condensers is

JIPMER Full Mock Test - 7 - Question 8

A transformer is used to reduce the mains supply of 220 V to 11 V. If the currents in primary and secondary coils are 5 A and 90 A respectively, efficiency of transformer is

JIPMER Full Mock Test - 7 - Question 9

Which is having minimum wavelength:

JIPMER Full Mock Test - 7 - Question 10

A work of 100 J is done in moving a charge of -5C from infinity to a particular point in an electrostatic field. The potential of this point is

JIPMER Full Mock Test - 7 - Question 11

Three charges, each equal to +q, are placed at the corners of an equilateral triangle. If the force between any two charges is F, then net force on either charge will be

JIPMER Full Mock Test - 7 - Question 12

The coefficient of friction between a body and the surface of an inclined plane at 45º is 0.5. If g=9.8 m/s2, the acceleration of the body downwards in m/s2 is

JIPMER Full Mock Test - 7 - Question 13

A satellite revolves around the earth in an elliptical orbit. Its speed

JIPMER Full Mock Test - 7 - Question 14

Out of following, the only correct statement about satellites is

JIPMER Full Mock Test - 7 - Question 15

Newton's law of cooling, holds good only if the temperature difference between the body and the surroundings is

JIPMER Full Mock Test - 7 - Question 16

Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen. The phase difference between the beams is π/2 at point A and π at point B. Then the differnce between the resultant intensities at A and B is

JIPMER Full Mock Test - 7 - Question 17

The average kinetic energy of a gas molecules at 27ºC is 6.3×10⁻²¹J. Its average kinetic energy at 227ºC will be​

JIPMER Full Mock Test - 7 - Question 18

The magnetic field d̅B due to a small current element dl at a distance r and element carrying current i is​

JIPMER Full Mock Test - 7 - Question 19

Magnetic field induction at one end on the axis of a long solenoid having n turns per unit lengh and carrying i ampere current is

JIPMER Full Mock Test - 7 - Question 20

A potential difference of 2V exists across a potentiometer wire of 2m length. When the potential difference across a 2Ω resistance of a second circuit is measured by this potentiometer wire, it amounts to 5mm balancing length. The current in the second circuit is

Detailed Solution for JIPMER Full Mock Test - 7 - Question 20

2.5 mA
Potential gradient in the wire
= 2 2 = 1V/m
P.D. across a balancing length of 5 mm
= 5 x 10-3 x 1
= 5 x 10-3 V
∴ Current in the second circuit
= 5 x 10 − 3 2 = 2.5 x 10-3 A
= 25 x 10-4 A

JIPMER Full Mock Test - 7 - Question 21

A bar magnet is oscillating in earth's magnetic field with a period T. What happens to its period of motion, if its mass is quadrupled ?

JIPMER Full Mock Test - 7 - Question 22

The unit of magnetic permeability is​

JIPMER Full Mock Test - 7 - Question 23

A magnetic needle suspended freely orients itself

JIPMER Full Mock Test - 7 - Question 24

A body floats in a liquid contained in a beaker. If the whole system falls under gravity, then the upthrust on the body due to liquid is

JIPMER Full Mock Test - 7 - Question 25

A column of water 60 cm high supports a column of an unknown liquid of density 1500 kg-m⁻3. The height of liquid column is (Density of water = 1000 kg-m⁻3)

JIPMER Full Mock Test - 7 - Question 26

A cube is subjected to a uniform volumatric compression. If side of cube decreases by 1%, then its bulk strain is

JIPMER Full Mock Test - 7 - Question 27

Moment of inertia of a uniform circular disc about a diameter is I. Its moment of inertia about an axis perpendicular to its plane and passing through a point on its rim will be

JIPMER Full Mock Test - 7 - Question 28

Acceleration of a particle changes when

JIPMER Full Mock Test - 7 - Question 29

The number of neutrons in a chain reaction increases in

JIPMER Full Mock Test - 7 - Question 30

What is the Q-value of the reaction
p + 7Li → 4He + 4He
The atomic masses of 1H , 4He and 7Li are 1.007825 u, 4.002603 u and 7.016004 u respectively

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