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A girl is sitting on a swing. Another gi...

A girl is sitting on a swing. Another girl sits by her side. What will be the effect on the periodic-time of the swing?

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SL ARORA-OSCILLATIONS-Exercise
  1. If on going up a hill, the value of g decreases by 10%, then what chan...

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  2. Which quantity is conserved during the oscillation of a simple pendulu...

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  3. A girl is sitting on a swing. Another girl sits by her side. What will...

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  4. What is the frequency of a second's pendulum in an elevator moving up ...

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  5. Two identical springs of spring constant k each are connected in serie...

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  6. Two identical springs of spring constant k each are connected in serie...

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  7. The time period of a body executing S.H.M. is 0.05 s and the amplitude...

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  8. A particle executes S.H.M. of 2 cm. At the extreme position, the force...

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  9. The potential energy of a particle executing SHM varies sinusoidally w...

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  10. When will the motion of a simple pendulum be simple harmonic?

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  11. When is the P.E. and K.E. of a harmonic oscillator maximum and what ar...

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  12. On what factors does the energy of a harmonic oscillator depend ?

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  13. The time period of a simple pendulum at the centre of the earth is

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  14. A simple harmonic motion of acceleration 'a' and displacement 'x' is r...

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  15. What is the frequency of oscillation of a simple pendulum mounted in a...

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  16. The amplitudes of oscillations of two simple pendulums similar in all ...

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  17. Define periodic time. Give its SI unit

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  18. What is meant by SHM ?

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  19. What is meant by the displacement of a particle executing SHM ?

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  20. Define amplitude of S.H.M. ?

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