Starting from the origin, a body oscillates simple harmonically with a period of 2s. After what time will its kinetic energy by 75% of the total energy?
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(a) 1/12 sec (b) 1/6 […]
The total energy of a particle executing SHM is 80 J. What is the potential energy when the particle is at a distance of 3/4 of amplitude from mean position
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(a) 60 […]
A particle is under two mutually perpendicular simple harmonic motions having different amplitudes and a phase difference of π/2. The path of the particle will be
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(a) circular (b) straight line (c) […]
Two pendulums A and B are oscillating simultaneously with time period T and 5T/4 respectively. What is the phase difference between them after B completes one oscillation?
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(a) 60° (b) 45° (c) […]
A particle of mass m executes simple harmonic motion with amplitude a and frequency v. The average kinetic energy during its motion from the position of equilibrium to the end is
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(a) […]
A particle in simple harmonic motion is described by the displacement function x(t) = A cos(wt+θ). If the initial (t=0) position of the particle is 1 cm, its initial velocity is π cm/s, and its […]
Two particles are oscillating along the same line with the same frequency and same amplitude. They meet each other at a point mid way between the mean position and extreme position while going in the […]
The displacement of a particle varies according to the relation x=4 (cos π t + sin π t). The amplitude of the particle is
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(a) 8 (b) -4 (c) 4 (d) 4 […]
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