A simple pendulum is 4.00 m long.
(a) What is the period of small oscillations for this pendulum if it is located in an elevator accelerating upward at 2.00 m/s2?
s
(b) What is its period if the elevator is accelerating downward at 2.00 m/s2?
s
(c) What is the period of this pendulum if it is placed in a truck that is accelerating horizontally at 2.00 m/s2?
s