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  • Need clarity, kindly explain! - Oscillations and Waves - JEE Main-6

If a body oscillates at the angular frequency  \omega_{d} of the driving force, then the oscillation are called

  • Option 1)

    Free oscialltion

  • Option 2)

    coupled oscialltion

  • Option 3)

    forced oscillation

  • Option 4)

    damped oscillation

 

Answers (1)

best_answer

In forced osciallation, the body oscialltes at the angular frequency of the driving force

 

Damped Harmonic motion -

equation of motion

m\frac{du}{dt}= -Kx-bu
  

- wherein

  -bu is restitute

-Kx is restoring force

 

 

 


Option 1)

Free oscialltion

This is incorrect.

Option 2)

coupled oscialltion

This is incorrect.

Option 3)

forced oscillation

This is correct.

Option 4)

damped oscillation

This is incorrect.

Posted by

Aadil

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