Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Gravitation

Question:

A piece of rock falls vertically on a satellite then

Options:

the satellite would fall on earth vertically downward

the satellite will continue to rotate in horizontal circle of lower orbit

there will be no effect on motion of satellite

the satellite will fall on earth following a spiral path

Correct Answer:

the satellite will continue to rotate in horizontal circle of lower orbit

Explanation:

F = $\frac{GMm}{r}$ when mass falls on satellite, F increases. Due to increase in gravitational pull, it is drawn nearer and continues to revolve in a circle of lower radius.