If the gravitational force of the Earth suddenly disappears, which are of the following will be the correct consequence?
A. The weight of an object will become zero but the mass will remain the same
B. The mass of the object will become zero but the weight will remain the same
C. Both the mass and the weight of the object will become zero
D. The mass of the object will increase
Answer: Option A
This Question Belongs to Physics GK Chapter Wise >> Gravitational Force
The movement of the Moon around the Earth is due to . . . . . . . .
A. Gravitational force
B. Centrifugal force
C. Concentric force
D. Nuclear force
Which one of the following statements about a satellite orbiting around the earth is correct?
A. Satellite is kept in orbit by remote control from ground station
B. Satellite is kept in orbit by retro-rocket and solar energy keeps it moving around the earth
C. Satellite requires energy from solar panels and solid fuels for orbiting
D. Satellite does not required any energy for orbiting
What will happen if an object is thrown into space with the speed of 8 km/s?
A. The object will go into space
B. It will return to Earth
C. It will rotate into the orbit of Earth
D. It will burst out
Astronauts feel . . . . . . . . weight inside the spacecraft.
A. more
B. less
C. zero
D. depends on G force
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