Pendulum period on International Space Station · CAP 2015 #24
Physics · mechanics
Problem
An astronaut takes a pendulum up to the International Space Station (ISS). The ISS orbits 330 km above the surface of the Earth. The radius of the Earth is 6371 km. Compared to when it is at ground level, the pendulum on the ISS swings with a period that is:
a) 49.3×10−3 times as long.
b) 0.95 times as long.
c) 1.05 times longer.
d) 20.3 times longer.
e) The pendulum does not swing on the ISS.