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NEET Exam  >  NEET Tests  >  NEET Mock Test Series 2025  >  Test: Physics Mock Test - 4 - NEET MCQ

Test: Physics Mock Test - 4 - NEET MCQ


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30 Questions MCQ Test NEET Mock Test Series 2025 - Test: Physics Mock Test - 4

Test: Physics Mock Test - 4 for NEET 2024 is part of NEET Mock Test Series 2025 preparation. The Test: Physics Mock Test - 4 questions and answers have been prepared according to the NEET exam syllabus.The Test: Physics Mock Test - 4 MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Physics Mock Test - 4 below.
Solutions of Test: Physics Mock Test - 4 questions in English are available as part of our NEET Mock Test Series 2025 for NEET & Test: Physics Mock Test - 4 solutions in Hindi for NEET Mock Test Series 2025 course. Download more important topics, notes, lectures and mock test series for NEET Exam by signing up for free. Attempt Test: Physics Mock Test - 4 | 45 questions in 45 minutes | Mock test for NEET preparation | Free important questions MCQ to study NEET Mock Test Series 2025 for NEET Exam | Download free PDF with solutions
Test: Physics Mock Test - 4 - Question 1
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In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively 16 V and 20 V. The total potential difference across the the circuit is

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Test: Physics Mock Test - 4 - Question 2
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Plutonium decays within half-life of 24000 years. If the plutonium is stored for 72000 years, then the fraction of plutonium that remains is

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Test: Physics Mock Test - 4 - Question 3
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Which of the following is true for photon

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only the first formula is correct rest all are incorrect formulas.

Test: Physics Mock Test - 4 - Question 4
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Two particles of equal masses are revolving in circular paths of radii r₁ and r₂ respectively with the same speed. The ratio of their centripetal forces is
Test: Physics Mock Test - 4 - Question 5
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When a resistance of 2 Ω is connected across the terminals of a cell, the current is 0.5 amperes. When the resistance is increased to 5 ohm, the current is 0.25 amperes. The internal resistance of the cell is
Test: Physics Mock Test - 4 - Question 6
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The temperature co-efficient of resistance of a wire is 0.00125oC⁻1. At 300 K, its resistance is 1 Ω. At what temperature the resistance of the wire will be 2 Ω
Test: Physics Mock Test - 4 - Question 7
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In a D.C. motor induced e.m.f will be maximum
Test: Physics Mock Test - 4 - Question 8
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One end of a thin uniform rod of length L and mass M1 is rivetted to the centre of a uniform circular disc of radius 'r' and mass M2 so that both are coplanar. The centre of mass of the combination from the centre of the disc is (Assume that the point of attachment is at the origin)
Test: Physics Mock Test - 4 - Question 9
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A metallic rod of length l is placed normal to the magnetic field B and revolved in a circular path about one of the ends with angular speed ω. The potential difference across the ends will be
Test: Physics Mock Test - 4 - Question 10
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The electrostatic capacity of a capacitor depends upon its
Test: Physics Mock Test - 4 - Question 11
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A box is placed on an inclined plane and has to be pushed down. The angle of inclination is
Test: Physics Mock Test - 4 - Question 12
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A particle of mass m moving eastward with a speed ν collides with another particle of the same mass moving northward with the same speed ν. The two particles coalesce on collision. The new particle of mass 2 m will move in the north-easterly direction with a velocity
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Test: Physics Mock Test - 4 - Question 13
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Three capacitors of capacitances 1 μF, 2 μF and 4 μF are connected first in a series combination, and then in a parallel combination. The ratio of their equivalent capacitances will be
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Test: Physics Mock Test - 4 - Question 14
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The angular speed of earth's rotation about its own axis is ω. The speed is increased to p times to make the effective acceleration due to gravity equal to zero at equator. The value of p is (Take g = 10 m-s⁻2; Radius of earth = 6400 km)
Test: Physics Mock Test - 4 - Question 15
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Which of the following statements is correct in respect of a geostationary satellite ?
Test: Physics Mock Test - 4 - Question 16
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The energy spectrum of a black body exhibits a maximum around a wavelength λ₀. The temperature of a black body is now changed such that the energy is maximum around a wavelength 0.75 λ₀. The power radiated by the black body will now increase by a factor of
Test: Physics Mock Test - 4 - Question 17
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The average kinetic energy of a gas molecules at 27oC is 6.3 x 10⁻21J. Its average kinetic energy at 227oC will be
Test: Physics Mock Test - 4 - Question 18
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Four charged particles are projected perpendicularly into the magnetic field with equal speed. Which will have minimum frequency?
Test: Physics Mock Test - 4 - Question 19
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The cyclotron frequency of an electron gyrating in a magnetic field of 1 T is
Test: Physics Mock Test - 4 - Question 20
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If the moment of a magnet is 400 C.G.S units, and the force acting on each pole in a uniform magnetic field of strength 0.32 oersted is 5.12 dynes. The distance between the poles of the magnet is equal to
Test: Physics Mock Test - 4 - Question 21
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Two pieces of a glass plate, placed one upon the other with a little water in between them, can not be separated easily, because of
Test: Physics Mock Test - 4 - Question 22
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Two wires of same radius and length are subjected to the same load. One wire is of steel and the other is of copper. If Young's modulus of steel is twice that of copper, then ratio of elastic potential energies stored per unit volume in steel wire to that in copper wire is
Test: Physics Mock Test - 4 - Question 23
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If I, α and τ are the moment of inertia, angular acceleration and torque respectively of a body rotating about any axis with angular velocity ω, then
Test: Physics Mock Test - 4 - Question 24
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A train has a speed of 60 km/h. for the first one hour and 40 km/h for the next half hour. Its average speed in km/h is
Test: Physics Mock Test - 4 - Question 25
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What happen, when we multiply a vector by -2?
Test: Physics Mock Test - 4 - Question 26
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A ball is thrown upwards at an angle of 60o to the horizontal. It falls on the ground at a distance of 90 m. If the ball is thrown with the same initial velocity at an angle 30o, it will fall on the ground at a distance of
Test: Physics Mock Test - 4 - Question 27
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Newton's second law gives the measure of
Test: Physics Mock Test - 4 - Question 28
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The magnifying power of a telescope is m. If focal length of its eye lens is halved, the magnifying power will become
Test: Physics Mock Test - 4 - Question 29
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The total energy of particle performing simple harmonic motion depends on
Test: Physics Mock Test - 4 - Question 30
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In spectral radiancy curve for cavity radiation, the wave-length of the maximum spectral rediancy
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