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A simple 2.45 m long pendulum oscillates.

How many complete oscillations does this
pendulum make in 6.05 min?
The acceleration due to gravity is 9.8 m/s2
.

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2 answers

  1. P =2pi* sqrt(L/g) = 6.28 sqrt(2.45/9.8) = 3.14s.
    6.05min. * 60s./min. = 363 s.
    363s * 1osc./3.14s = 115 Oscillations.

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  2. look up your formula that relates period to length, and plug in your numbers.

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