Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 46

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The average acceleration of a particle performing $SHM$ in one complete oscillation is,

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Important Questions on Oscillations

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 48

If at any time, the displacement of a simple pendulum be

0.02 m

And acceleration is

2 m s^{- 2} .

What is the angular speed of the pendulum at that instant?

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 49

The equation of motion of a body in S.H.M. is

x = 4 \sin (π t + \frac{π}{3}) .

The velocity at the end of

4

seconds will be

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 50

The equation of motion of a body in S.H.M. is

x = 4 \sin (π t + \frac{π}{3}) .

The acceleration, in

cm s^{- 2}

at the end of

4 s

will be

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 51

A body oscillates with simple harmonic motion according to the equation,

x = 6 \cos 3 (π t + \frac{π}{9}) .

The differential equation represented by the equation is

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 52

A particle in

S . H . M .

has velocity of

6.28 cm s^{- 1}

two seconds after passing the equilibrium position. The period of motion is

12 s

and amplitude

24 cm

.The epoch (initial phase) is

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 53

Which of the following equations does not represent a simple harmonic motion?

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 54

The displacement of a particle along the

x -

axis is given by

x = a \sin^{2} ω t

. The motion of the particle corresponds to

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Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 55

The equation of motion of a particle is

\frac{d^{2} y}{d t^{2}} + K y = 0

, where

K

is positive constant. The time period of the motion is given by