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Online Tests
Physics 9th Class English Medium Online Test MCQs With Answers
Question # 1
Alcohol has specific heat in Jkg
-1
K
-1
is:
Choose an answer
2500
4200
1000
138.6
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Question # 2
One liter is equal to:
Choose an answer
1 kgcm-3
1000 cm-3
10-6 m3
10-3 m3
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Question # 3
Land and sea breezes are the result of:
Choose an answer
Absorption
Radiation
Conduction
Convection
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Question # 4
Water freezes at:
Choose an answer
0° F
32°F
-273 K
0 K
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Question # 5
_____________ is centre from which its mass is equally distributed:
Choose an answer
Cebtre of mass
Centre of gravity
All of above
None
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Question # 6
If heat Q flows in time 't' through some metal then rate of flow of heat is defined as
Choose an answer
Flow of heat = 2Qt
Flow of heat = Q/t
Flow of heat = t/Q
Flow of heat = Qt
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Question # 7
A mass of a body:
Choose an answer
Decreases when accelerated
Increases when accelerated
Decreases when moving with velocity
None of the above
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Question # 8
Moon is our satellite:
Choose an answer
Artificial
Permanent
Natural
Communication
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Question # 9
Shining silvered surface is a best:
Choose an answer
Emitter
Absorber
Reflector
None of these
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Question # 10
A force of 200 N is making an angle of 30
°. What is horizontal component?
Choose an answer
173.2 N
100 N
600 N
None of these
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Question # 11
Anticlockwise torque is taken:
Choose an answer
Negative
Neutral
Positive
Nil
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Question # 12
Earth's gravitational force of attraction vanishes at
Choose an answer
6400 km
Infinity
42300 km
1000 km
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Question # 13
How much force is needed to body of mass 10 kg from falling:
Choose an answer
100 N
150 N
200 N
300 N
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