Test Preparation on Gravitation-III-Physics Test Series For NEET 2020

A satellite which is geostationary in a particular orbit is taken
to another orbit. Its distance from the centre of earth in new
orbit is 2 times that of the earlier orbit. The time period in
the second orbit is

An astronaut orbiting the earth in a circular orbit 120 km
above the surface of earth, gently drops a spoon out of
space-ship. The spoon will