Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 32

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A simple harmonic oscillator of frequency $1 Hz$ has a phase of $1$ radian. By how much should the origin be shifted in time so as to make the phase of the oscillator vanish. (time in seconds).

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Important Questions on Oscillations

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 33

A particle of mass

0.1 kg

is executing simple harmonic motion of amplitude

0.1 m

. When the particle passes through the mean position, its kinetic energy is

8 \times 10^{- 3} J

. If the initial phase is

45 °,

the equation of its motion is (Assume,

x (t)

as the position of the particle at time

t

)

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 34

Frequency of oscillation of a body is

5 Hz

when a force

F_{1}

is applied and

12 Hz

when another force

F_{2}

is applied. If both forces

F_{1}

and

F_{2}

are applied together, then frequency of oscillation of the body will be

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 35

The bob of simple pendulum is a spherical hollow ball filled with water. A plugged hole near the bottom of the oscillating bob get suddenly unplugged. During observation, till water is coming out, the time period of oscillation would

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 36

For a particle performing linear SHM, its average speed over one oscillation is (

A =

amplitude of S.H.M.,

n =

frequency of oscillation)

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 37

Two clocks

A

and

B

are synchronized to show the same time on earth. Clock

A

is based on oscillations of spring and clock

B

is based on a pendulum motion. If these two clocks are taken to the surface of the moon, then

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Physics Crash Course NEET>Chapter 10 - Oscillations>Level 2>Q 38

A body of mass

0.25 kg

is attached to a vertical spring. The spring is executing damped simple harmonic oscillations. At what time will the mechanical energy of the spring drop to half of its initial value? [The damping constant