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Physics English Medium Fsc Part 1 Chapter 5 Online MCQs Test MCQs With Answers
Question # 1
In rotational motion the torque is equal to rate of change of
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Angular velocity
Linear momentum
Angular momentum
Angular acceleration
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Question # 2
In rotational motion the analogous of mass is
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Angular acceleration
Torque
Moment of inertia
Angular momentum
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Question # 3
Which one of the following force cannot do any work on the particle on which it acts.
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Fractional force
Gravitational force
Electrostatic force
Centripetal force
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Question # 4
The weight of the body at the centre of earth is
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Maximum
Minimum
Zero
Infinite
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Question # 5
The artificial satellites are held in orbits by
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Gravitational force
Electric force
Magnetic force
All of these
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Question # 6
Angular momentum has the same unit as
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Impulse x distance
Power x time
Linear x time
work x frequency
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Question # 7
The formula of centripetal acceleration is
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Question # 8
One radian is equal to.
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75.3
o
57.3
o
35.7
o
73.3
o
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Question # 9
How many orbiting satellites from the Global positing system.
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3
12
24
22
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Question # 10
Close orbiting satellites orbit the earth at a height of about
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400 km
4000 km
400 m
400 cm
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Question # 11
When a body moves in circular motion, the angle between linear and angular velocity is.
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180
o
90
o
60
o
75.3
o
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