MCQ
Two simple pendulums A and B are made to oscillate simultaneously and it is found that A completes 10 oscillations in 20 sec and B completes 8 oscillations in 10 sec. The ratio of the lengths of A and B is ____________.
  • A
    `5/4`
  • `64/25`
  • C
    `8/5`
  • D
    `25/64`

Answer

Correct option: B.
`64/25`
B

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