JEE Main Physics Test- 2 - JEE MCQ

# JEE Main Physics Test- 2 - JEE MCQ

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## 25 Questions MCQ Test Mock Tests for JEE Main and Advanced 2024 - JEE Main Physics Test- 2

JEE Main Physics Test- 2 for JEE 2024 is part of Mock Tests for JEE Main and Advanced 2024 preparation. The JEE Main Physics Test- 2 questions and answers have been prepared according to the JEE exam syllabus.The JEE Main Physics Test- 2 MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for JEE Main Physics Test- 2 below.
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JEE Main Physics Test- 2 - Question 1

### A liquid drop tends to have a spherical shape because

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JEE Main Physics Test- 2 - Question 2

### A capillary tube of radius 1 mm is 10 cm long. What maximum height of water it can hold if it is immersed in water upto 5 cm and then taken out of it ? (Surface Tension of water = 98 dynes/cm)

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JEE Main Physics Test- 2 - Question 3

### Ice floats in water contained in a vessel. When whole ice has melted, water temp. falls from . The water level will

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JEE Main Physics Test- 2 - Question 4
Two simple harmonic motions are given by the equations? ? The amplitudes are in the ratio of
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JEE Main Physics Test- 2 - Question 5
Two soap bubbles of radii 4 mm & 6 mm are kept in contact. What is radius of curvature at the junction of bubbles.
JEE Main Physics Test- 2 - Question 6
The time period of a simple pendulum with effective length equal to the radius of Earth (R) will be (g is acceleration due to gravity at the surface of earth)
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JEE Main Physics Test- 2 - Question 7
For the wave represented by the equation y = 3cos cm the wave velocity and the maximum
particle velocity are
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JEE Main Physics Test- 2 - Question 8
Figure shows a capillary tube of radius r dipped into water. If the atmospheric pressure is  the pressure at point A is

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JEE Main Physics Test- 2 - Question 9
Ultrasonic waves emitted by dolphins have a frequency of 250 kHz. Their wavelength in water is nearly
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JEE Main Physics Test- 2 - Question 10
An organ pipe  closed at one end vibrating in its first harmonic and another pipe  open at both ends vibrating in its third harmonic are in resonance with a given tuning fork. The ratio of the length of  to that of  is
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JEE Main Physics Test- 2 - Question 11

Match list I & list II & select the correct answer given below

JEE Main Physics Test- 2 - Question 12

Consider the following statements-
IN a stationary wave
1. All the particles perform simple harmonic motion with a frequency which is four times that of the two component waves.
2. Particles on the opposite sides of a node vibrate with a phase difference of
3. The amplitude of vibration of a particle at an antinode is equal to that of either component wave.
4. All the particles between two adjacent nodes vibrate in phase.
Of these statements-

JEE Main Physics Test- 2 - Question 13
The centre of a wheel rolling on a plane surface moves with a speed . A particle on the rim of the wheel at the same level as the centre will be moving at speed
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JEE Main Physics Test- 2 - Question 14
Three identical rods, each of length l are joined to form a rigid equilateral triangle. Its radius of gyration about an axis passing through a corner and perpendicular to the plane of the triangle is
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JEE Main Physics Test- 2 - Question 15
The velocity of a solid sphere after rolling down an inclined plane of height h, from rest, without sliding is
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JEE Main Physics Test- 2 - Question 16
A particle of mass m is moving in a plane along a circular path of radius r. Its angular momentum about the axis of rotation is L. The centripetal force on the particle is
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JEE Main Physics Test- 2 - Question 17
The earth retains its atmosphere because
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JEE Main Physics Test- 2 - Question 18
A solid sphere rolls without slipping and presses a spring of spring constant ‘K’ as in fig. at the moment shown a spring was in relaxed state then the maximum compression in the spring will be
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JEE Main Physics Test- 2 - Question 19

A wheel of M. I.(Moment of inertia)  is making 10 revolution per second. It is stopped in 20 Second. Then angular retardation is

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JEE Main Physics Test- 2 - Question 20
We have two sphere one of which is hollow and the other is solid. They have identical masses and moment of inertia about their respective diameter. The ratio of their radii is
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*Answer can only contain numeric values
JEE Main Physics Test- 2 - Question 21

The moment of inertia of a body about a given axis is 1.2 kg-m2. Initially, the body is at rest. In order to produce a rotational KE of 1500 J, an angular acceleration of 25 rad/s2 must be applied about that axis for a duration of :

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*Answer can only contain numeric values
JEE Main Physics Test- 2 - Question 22

One mole of an ideal gas expands at a constant temperature of 300 K from an initial volume of 10 litres to a final volume of 20 litres. The work done (in J) in expanding the gas is
(R = 8.31 J/mole-K) (log 2 = 0.3010)

*Answer can only contain numeric values
JEE Main Physics Test- 2 - Question 23

Time taken (in s) by a 836 W heater to heat one litre of water from 10°C to 40°C is :-

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*Answer can only contain numeric values
JEE Main Physics Test- 2 - Question 24

The escape velocity from a planet is v0. The escape velocity from a planet having twice the radius but same density is nv0 then n is :-

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*Answer can only contain numeric values
JEE Main Physics Test- 2 - Question 25

For an EMwaves, E = E0 sin (12 × 106 [z – 2 × 108t]) In a medium, it's refractive index is P/2 then P is

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