Physics Past Paper Questions

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Q 281:Metals are good conductor of heat due to the:
A
Free Electron
B
Big size of their Molecules
C
Small size of their Molecules
D
Rapid Vibraion of their Atoms
Lahore, 2018
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Q 282:Normal human body temperature is:
A
15 oC
B
37 oC
C
37 oF
D
98.6 oC
Lahore, 2018
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Q 283:One horse power is equal to :
A
674 Watt
B
647 Watt
C
746 Watt
D
100 Watt
Lahore, 2018
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Q 284:Power is equal to:
A
W/t2
B
W2/t
C
W/t
D
W x t
Lahore, 2018
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Q 285:Rate of change of momentum is equal to:
A
Torque
B
force
C
Work
D
Distance
Lahore, 2018
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Q 286:Rate of doing work is called:
A
Energy
B
Torque
C
Power
D
Momentum
Lahore, 2018
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Q 287:The coefficient of linear expansion and volume expansion are related by:
A
β = α
B
β = 2α
C
β = 3α
D
β = α/3
Lahore, 2018
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Q 288:The kinetic energy of a body of mass 2 kg is 25 J. Its speed is:
A
5 ms-1
B
12.5 ms-1
C
25 ms-1
D
50 ms-1
Lahore, 2018
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Q 289:The least count of screw gauge is:
A
1 mm
B
0.1 mm
C
0.01 mm
D
0.001 mm
Lahore, 2018
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Q 290:The number of forces that can be added by head to tail rule:
A
2
B
3
C
4
D
Any number
Lahore, 2018
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Total MCQs: 745Page 29 of 75
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