Average Speed and Instantaneous Velocity NEET Questions

Physics - Kinematics

Average Speed and Instantaneous Velocity MCQ Questions


1.
The average speed of a body is defined as:
A.
Total displacement / Total time
B.
Total distance / Total time
C.
Instantaneous velocity / Total time
D.
Displacement / Time
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ANSWER :
B. Total distance / Total time
2.
Instantaneous velocity is the velocity of a body at a:
A.
Given time
B.
Given displacement
C.
Given position
D.
Average speed
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ANSWER :
A. Given time
3.
The average velocity is the ratio of:
A.
Total displacement / Total time
B.
Total distance / Total time
C.
Instantaneous velocity / Total time
D.
Displacement / Time
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ANSWER :
A. Total displacement / Total time
4.
If the displacement of a body is constant, its average velocity is:
A.
Zero
B.
Infinite
C.
Constant
D.
Equal to instantaneous velocity
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ANSWER :
C. Constant
5.
A particle moves from A to B in 5 seconds and covers a distance of 10 meters. What is its average speed?
A.
1 m/s
B.
2 m/s
C.
5 m/s
D.
10 m/s
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ANSWER :
B. 2 m/s
6.
A car starts from rest and accelerates uniformly for 10 seconds to a velocity of 20 m/s. It then moves with uniform velocity for 20 seconds and finally comes to rest in 5 seconds under uniform retardation. The total distance covered by the car is:

NEET - 2021

A.
300 m
B.
500 m
C.
700 m
D.
800 m
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ANSWER :
B. 500 m