General Physics MCQ - Multiple Choice Question and Answer

General Physics MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
When a body is projected upwards

the time for the upward journey and downward journey are the same
the upward journey takes more time
the downward journey takes more time
Can't be said

Question No : 2
Frictional force acts in

the same direction as the motion
the opposite direction of the motion
all the directions
upward direction

Question No : 3
The force that keeps a body in a circular motion la called

the centripetal force
the centrifugal force
the frictional force
All the above

Question No : 4
The earth satellite Aryabhatta was put in orbit by India on

October 20, 1978
November 14, 1978
January 26, 1979
April 19, 1975

Question No : 5
The minimum velocity required by a satellite to escape earth's gravitational pull is

18 km/s
11.2 km /s
21 km/s
35 km/s

Question No : 6
When a satellite la In a geostationary orbit the force keeping it in orbit Is

zero
the centrifugal force
reaction due to steady burning of fuel
the gravitational pull on the body by the earth is the weight of the body which provides the centripetal force

Question No : 7
The period of a geostationary (synchronous) satellite orbiting the earth over the equator la

16 hours
12 hours
20 hours
24 hours