Question

(a) The time period of a second's pendulum is 2 s. What is the length of pendulum?
(b) If a boy finishes a race. when this pendulum makes 30 oscillations, in case of second's pendulum, what is the time
taken by the boy in seconds to finish the race?​

Answer 1

Explanation:

a). Using the SI recommended acceleration due to gravity of g0 = 9.80665 m/s2, the length of the string will be approximately 993.6 millimeters, i.e. less than a centimeter short of one meter everywhere on Earth.

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Answer 2

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