Velocity and Acceleration in Simple Harmonic Motion

IMPORTANT

Velocity and Acceleration in Simple Harmonic Motion: Overview

This topic covers concepts such as Equation of Velocity in Terms of Displacement, Equation of Velocity in Terms of Time, Maximum Velocity in SHM, Velocity-Displacement Graph in SHM, Velocity-Time Graph in SHM, etc.

Important Questions on Velocity and Acceleration in Simple Harmonic Motion

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Graph between velocity and displacement of a particle, executing S.H.M. is

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Graph between velocity and displacement of a particle, executing S.H.M. is

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Particle performing S.H.M. starts from extreme position. Plot a graph of displacement, velocity and acceleration against time.

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Particle performing S.H.M. starts from mean position. Plot a graph of displacement, velocity and acceleration against time.

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A body describes S.H.M. in a path 0.12m long. Its velocity at the centre of the line is 0.12m/s. Find the period, and magnitude of velocity at a distance 3×10-2m from the central position.

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A particle executes S.H.M. with amplitude of 10cm and period of 10s. Find the (i) velocity, (ii) acceleration of the particle at a distance 5cm from the equilibrium position.

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A particle is executing S.H.M. of amplitude 5cm and period of  2s. Find the speed of the particle at a point where its acceleration is half of its maximum value.

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The piston in the cylinder head of a locomotive has a stroke of 6 m. If the piston is executing simple harmonic motion with an angular frequency of 200 rad min-1, then maximum speed of the piston is

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The average acceleration of a particle performing SHM over one complete oscillation is

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The average acceleration of a particle performing SHM(simple harmonic motion) over one complete oscillation is

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In SHM match the following.
 

  Table-1   Table-2
(A) Acceleration-displacement graph (P) Parabola
(B) Velocity-acceleration graph (Q) Straight line
(C) Acceleration-time graph (R) Circle
(D) Velocity-time graph (S) None

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Displacement-time graph of a particle executing SHM is as shown. The corresponding force time graph of the particle can be
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A body describes simple harmonic motion with an amplitude of 5 cm and a period of 0.2 s. Find the acceleration and velocity of the body when the displacement is 5 cm

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A particle executing simple harmonic motion has amplitude of 1 metre and time period 2 second. At t = 0 net force on the particle is zero, find maximum velocity and maximum acceleration

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The x-t graph of a particle undergoing simple harmonic motion is shown below. The acceleration of the particle at t=43s is
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A point mass oscillates along the  x -axis according to the law x=x0 cos ωt-π/4. If the acceleration of the particle is written as a=Acosωt+δ, then