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Science TNSB Mentoring
Class 9
Motion
Acceleration and Graphical Representation of Motion
5.
Velocity
Question:
3
m.
1
.
The area under velocity-time graph represents the ___________.
displacement covered by the moving object
velocity of the moving object
acceleration of the moving object
speed of the moving object
2
.
Which one of the following is most likely not a case of uniform circular motion?
Motion of a toy train on a circular track
Motion of a racing car on a circular track
Motion of hour’s hand on the dial of the clock
Motion of the Earth around the Sun
3
.
The centrifugal force is __________.
a real force
virtual force
the force of reaction of centripetal force
directed towards the centre of the circular path
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