Question

A simple pendulum is 6.00 m long.

(a) What is the period of small oscillations for this pendulum if it is located in an elevator accelerating upward at 3.00 m/s²?
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(b) What is the period of small oscillations for this pendulum if it is located in an elevator accelerating downward at 3.00 m/s²?
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(c) What is the period of this pendulum if it is placed in a truck that is accelerating horizontally at 3.00 m/s²?
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Answer 1