Question

A spacecraft is in orbit close to the moon's surface. The centripetal acceleration is 1.6 m/s^2. If the radius of the moon is about 1.7 x 10^6 m, determine:
a)the orbital speed
b)the period of the orbit

Answer 1

v^2/r=1.6 m/s^2
find v

then, period
v=distance/period
period=2PI*r/v