Question

Out of the following, the only incorrect statement about satellites is

• A. A satellite cannot move in a stable orbit in a plane passing through the earth's centre
• B. Geostationary satellites are launched in the equatorial plane
• C. We can use just one geostationary satellite for global communication around the globe
• D. The speed of a satellite increases with an increase in the radius of its orbit

Answer 1

Answer: (D)

The speed of a satellite increases with an increase in the radius of its orbit

Answer 2

$v \propto \frac { 1 } { \sqrt { r } }$ The speed of satellite decreases with an increase in the radius of its orbit.