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CBSE - Force
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Practice Question
Force
.
Force
Newton's second law of motion-
(1) defines force
(2) defines inertia
(3) gives measure of force
(4) none of these
Correct Answer: 3
.
Related Questions
Force
1
Gram weight is a unit of-
(1) mass
(2) weight
(3) A and B both
(4) neither A nor B
Correct Answer: 2
2
A 1-kg object is lying on the ground. An unbalanced force of magnitude1 N is applied to the object. Which of these options explains the motion of the object as a result of the acting force?
(1) The object will accelerate in the direction of the applied force.
(2) The object will accelerate in a direction perpendicular to the applied force.
(3) The object will decelerate in the direction of the applied force.
(4) The object will remain at rest.
Correct Answer: 1
3
Momentum measures amount of ............ in a body-
(1) inertia
(2) motion
(3) velocity
(4) acceleration
Correct Answer: 2
4
If a moving ball A collides with another moving ball B, then
(1) momentum of A = momentum of B
(2) (momentum A + momentum of B) before collision = (momentum A + momentum of B) after collision
(3) neither A nor B
(4) A or B both are possible
Correct Answer: 2
5
Force measures rate of change of ........... a body
(1) mass
(2) inertia
(3) velocity
(4) momentum
Correct Answer: 4
