physics
posted by I need help in 2 parts only !!! .
What is the period of a simple pendulum that is 2.0 m long in each situation?
(b) in an elevator accelerating at 3.0 m/s2 upward
(c) in an elevator accelerating 3.0 m/s2 downward

1. T=2πsqrt(l/g+a)
2. T=2πsqrt(l/ga)
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