Energy in SHM

Author:Embibe Experts
NEET
IMPORTANT

Important Questions on Energy in SHM

MEDIUM
IMPORTANT

A point particle of mass 0.1 kg executes S.H.M. of amplitude of 0.1 m. When the particle passes through the mean position, its kinetic energy is 8 × 103 J. The equation of motion of this particle when the initial phase of oscillation is 45° can be given by,

EASY
IMPORTANT

The total energy of a harmonic oscillator of mass 2 kg is 9 joules. If its potential energy at mean position is 5 joules, its K.E.. at the mean position will be:

HARD
IMPORTANT

The potential energy of a simple harmonic oscillator at mean position is 3 J. If its mean K.E. is 4 J, its total energy will be,

MEDIUM
IMPORTANT

The particie executing simple harmonic motion has a kinetic energy Ko cos2ωt. The maximum values of the potential energy and the total energy are respectively: 

MEDIUM
IMPORTANT

The potential energy of a long spring when stretched by 2 cm is U. If the spring stretched by 8 cm the potential energy stored in it is:

EASY
IMPORTANT

The elongation of spring is 1 cm and its potential energy is U. If the spring is elongated by 3cm then potential energy will be :-

EASY
IMPORTANT

it <E> and <V> denotes the average kinetic and average potential energies respectively of mass describing a simple harmonic motion over one period then the correct reaction is:

EASY
IMPORTANT

The value of total mechanical energy of a particle in S.H.M. is 

EASY
IMPORTANT

The average P.E. of a body executing S.H.M. is:

MEDIUM
IMPORTANT

A particle executes S.H.M. on a line, 8 cm long. lts K.E. and P.E. will be equal when its distance from the mean position is:

EASY
IMPORTANT

If total energy of a particle in S.H.M. is E, then the potential energy of the particle at half the amplitude will be:

MEDIUM
IMPORTANT

The total vibrational energy of a particle in S.H.M. is E. Its kinetic energy at half the amplitude from the mean position will be:

EASY
IMPORTANT

The total energy of a particle executing S.H.M. is directly proportional to the square of which quantity?

EASY
IMPORTANT

The energy of S.H.M. at the mean position of a pendulum will be:

MEDIUM
IMPORTANT

The displacement of a particle in S.H.M. is x=acosωt.

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Which of the graph between P.E. and time is correct?

MEDIUM
IMPORTANT

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If the displacement of a particle executing SHM is x=acosωt, which of the graph between K.E. and time is correct?

EASY
IMPORTANT

The displacement of a particle in S.H.M. is x=asinωt. Which of the following graph between potential energy and time is correct?

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MEDIUM
IMPORTANT

The displacement of a particle in S.H.M. is x=asinωt. Which of the following graph between kinetic energy and time is correct?

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EASY
IMPORTANT

The displacement of a particle in S.H.M. is x=asinωt. Which of the following graph between velocity and time is correct?

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HARD
IMPORTANT

For a particle executing simple harmonic motion, which of the following statements is not correct?