Position-Time Graph NEET Questions

Physics - Kinematics

Position-Time Graph MCQ Questions


1.
The slope of a velocity-time (v-t) graph at any instant gives:
A.
Average velocity
B.
Instantaneous velocity
C.
Instantaneous acceleration
D.
Average acceleration
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ANSWER :
C. Instantaneous acceleration
2.
A straight line parallel to the time axis on a v-t graph represents:
A.
Uniform acceleration
B.
Non-uniform motion
C.
Uniform velocity (zero acceleration)
D.
Object at rest
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ANSWER :
C. Uniform velocity (zero acceleration)
3.
A straight line inclined to the time axis with positive slope on a v-t graph represents:
A.
Uniform velocity
B.
Uniform (constant) acceleration
C.
Non-uniform acceleration
D.
Object at rest
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ANSWER :
B. Uniform (constant) acceleration
4.
The area enclosed between the v-t graph and the time axis between t₁ and t₂ represents:
A.
Acceleration
B.
Speed
C.
Displacement
D.
Distance
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ANSWER :
C. Displacement
5.
The position-time graph for the motion of an object for 20s is given. The speed of the object during the interval 15 s to 17.5 s is:

NEET - 2019

A.
4.8 m/s
B.
6.0 m/s
C.
7.2 m/s
D.
3.6 m/s
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ANSWER :
A. 4.8 m/s
6.
For a v-t graph where the line is above the time axis from 0 to t₁ and below from t₁ to t₂, the NET displacement equals:
A.
Sum of both areas
B.
Difference of the two areas
C.
Product of both areas
D.
Zero always
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ANSWER :
B. Difference of the two areas