question archive A pendulum has a period of 0
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A pendulum has a period of 0.69 s on Earth. What is its period on Mars, where the acceleration of gravity is about 0.37 that on Earth?
T = 2π√(l/g)
First, find l.
l = (0.69/2π)^2 x 9.8 = 0.12 m
Now, use the value to find the period on Mars
T = 2π √(0.12/9.8 x 0.37) = 1.13 s