Torque NEET Questions

Physics - Rotational Motion

Torque MCQ Questions


7.
The torque on a particle moving in a circular path with constant speed is:
A.
Zero
B.
Maximum
C.
Constant
D.
Varies with time
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ANSWER :
A. Zero
8.
A wheel of radius R is rotating with angular velocity ฯ‰. If a force F is applied at the edge, what is the resulting torque?
A.
FR
B.
2FR
C.
FR/2
D.
F/R
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ANSWER :
A. FR
9.
What is the SI unit of torque?
A.
N/m
B.
Nยทm
C.
Joule
D.
Watt
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ANSWER :
B. Nยทm
10.
The torque required to bring a rotating disc to rest in time t is given by:
A.
Iฯ‰/t
B.
Iฯ‰/2t
C.
2Iฯ‰/t
D.
Iฯ‰ยฒ/2t
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ANSWER :
A. Iฯ‰/t
11.
The moment of force is also known as ______.
A.
Angular velocity
B.
Torque
C.
Moment of inertia
D.
Displacement
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ANSWER :
B. Torque
12.
Torque is the product of force and ______.
A.
Mass
B.
Velocity
C.
Perpendicular distance
D.
Time
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ANSWER :
C. Perpendicular distance