Explore topic-wise MCQs in Physics Questions and Answers.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

How much is a polar orbit’s inclination with the earth’s equatorial plane?

A. 0 degrees
B. 45 degrees
C. 90 degrees
D. 180 degrees
Answer» D. 180 degrees
Discussion
2.

A geostationary satellite is orbiting the earth at a height of 4R above the earth’s surface. The time period of another satellite at a height of 2R is _____

A. 24 x (3/5)1/2 hr
B. 12 x (3/5)1/2 hr
C. 6 x (3/5)1/2 hr
D. 72 x (3/5)1/21 hr
Answer» B. 12 x (3/5)1/2 hr
Discussion
3.

Polar satellites are used for high-resolution imaging of the earth’s surface because _____

A. they have better cameras
B. they are very high above the surface of the earth and travel slowly to gather more information
C. they are closer to the surface of the earth and can cover vast areas very quickly
D. they can be launched by most countries in the world
Answer» D. they can be launched by most countries in the world
Discussion
4.

The height of the geostationary satellites above the earth’s surface is approximately 36,000 km.

A. True
B. False
Answer» B. False
Discussion