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If the time periods of two pendulums are...

If the time periods of two pendulums are 2s and 4s, then the ratio of their lengths is _____

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The correct Answer is:
`1 : 4`
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PEARSON IIT JEE FOUNDATION-WAVE MOTION AND SOUND-Level 1
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  2. The value of acceleration due to gravity increases as we move from equ...

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  3. If the time periods of two pendulums are 2s and 4s, then the ratio of ...

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  4. The instruments that produce sound by vibrating strings are called

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  5. A sound wave travels with a speed of 330 ms^(-1) in air. If the wavele...

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  6. If 4 waves are produced in 2s, then the time period of the wave is

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  7. If the wavelength of the wave is 24 cm, then the distance between the ...

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  8. Match the entries in Column A with the appropriate entries in Column B

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  9. The time period of a simple pendulum can be increased by

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  10. Which of the following statements is true ?

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  11. Which of the following is a mechanical wave?

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  12. Both sound and light waves can be propagated through

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  13. When a disturbance is created in a medium, the particles in the medium...

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  14. If the time between two successive compressions of a wave is 5 seconds...

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  15. In a transverse wave, the time interval between 1st crest and 11th cre...

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  16. In a tsunami the shock waves originating in the ocean bed propagate

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  17. If the distance between two successive crests of a wave is 12 cm, then...

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  18. The loudness of sound of the bell in the bell jar experiment gradually...

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  19. The bob of an oscillating simple pendulum arrives at one of the extrem...

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  20. Instrument (s) capable of producing musical notes is/are

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