1

JEE Main 2021 (Online) 17th March Evening Shift

MCQ (Single Correct Answer)

+4

-1

Two particles A and B of equal masses are suspended from two massless springs of spring constants K

_{1}and K_{2}respectively. If the maximum velocities during oscillations are equal, the ratio of the amplitude of A and B is2

JEE Main 2021 (Online) 17th March Evening Shift

MCQ (Single Correct Answer)

+4

-1

Out of Syllabus

A block of mass 1 kg attached to a spring is made to oscillate with an initial amplitude of 12 cm. After 2 minutes the amplitude decreases to 6 cm. Determine the value of the damping constant for this motion . (take ln 2 = 0.693)

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JEE Main 2021 (Online) 17th March Morning Shift

MCQ (Single Correct Answer)

+4

-1

For what value of displacement the kinetic energy and potential energy of a simple harmonic oscillation become equal ?

4

JEE Main 2021 (Online) 16th March Evening Shift

MCQ (Single Correct Answer)

+4

-1

Out of Syllabus

Amplitude of a mass-spring system, which is executing simple harmonic motion decreases with time. If mass = 500g, Decay constant = 20 g/s then how much time is required for the amplitude of the system to drop to drop to half of its initial value? (ln 2 = 0.693)

Questions Asked from Simple Harmonic Motion (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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