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In case of a forced vibration, the reson...

In case of a forced vibration, the resonance wave becomes very sharp when the

A

applied periodic force is small

B

quality factor is small

C

damping force is small

D

restoring force is small

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The correct Answer is:
B
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Assertion : Resonance is special case of force vibration in which the nature frequency of vebration of the body is the same as the impressed frequency of external periodic force and the amplitude of force vibration is maximum Reason: The amplitude of forced vibrations of a bodyincrease with an increase in the frequency of the externally impressed perioic force

NARAYNA-OSCILLATIONS-EXERCISE - III
  1. The function sin^(2)(omega t) represents:

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  2. A point performs simple harmonic oscillation of period T and the equat...

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  3. Two simple harmonic motion of angular frequency 100and 1000 rads^(-1) ...

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  4. A coin is placed on a horizontal platform which undergoes vertical sim...

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  5. Which one of the following equations of motion represents simple harmo...

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  6. In case of a forced vibration, the resonance wave becomes very sharp w...

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  7. A simple pendulum performs simple harmonic motion about x=0 with an am...

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  8. A particle executes simple harmonic oscillation with an amplitudes a. ...

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  9. A body is executing S.H.M. when its displacement from the mean positio...

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  10. One-forth length of a spring of force constant K is cut away. The forc...

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  11. Two simple pendulum first of bob mass M(1) and length L(1) second of b...

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  12. The mass and diameter of a planet are twice those of earth. What will ...

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  13. A clock S is based on oscillations of a spring and clock P is based on...

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  14. The time period of a simple pendulum of length L as measured in an ele...

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  15. Out of the following functions representing motion of a particle which...

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  16. The damping force on an oscillator is directly proportional to the vel...

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  17. A particle is executing a simple harmonic motion. Its maximum accelera...

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  18. A particle is executing SHM along a straight line. Its velocities at d...

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  19. When two displacement represented by y(1) = a sin (omega t) and y(2) =...

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  20. A body of mass m is attached to the lower end of a spring whose upper ...

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