Physics Past Paper Questions

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Q 161:Rate of doing work is called:
A
Energy
B
Torque
C
Power
D
Momentum
Sahiwal, 2019
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Q 162:Rooms are heated using gas heaters by:
A
Convection and radiation
B
conduction
C
radiation
D
convection
Sahiwal, 2019
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Q 163:Rooms are heated using gas heaters by:
A
Convection and radiation
B
Conduction only
C
Radiation only
D
Convection only
Sahiwal, 2019
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Q 164:Specific heat of water is:
A
4200 jkg-1K-1
B
4280 jkg-1K-1
C
4200 jkg-2K-1
D
4200 jkg1K1
Sahiwal, 2019
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Q 165:The coefficient of linear expansion and volume expansion are related to the equation:
A
β=α
B
β=3α
C
β=2α
D
β=α/2
Sahiwal, 2019
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Q 166:The motion of a body about its axis is called:
A
Circular motion
B
Rotatory motion
C
Vibratory motion
D
Random motion
Sahiwal, 2019
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Q 167:The number of basic S.I units are:
A
7
B
6
C
3
D
9
Sahiwal, 2019
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Q 168:The number of forces that can be added by head to tail rule are:
A
2
B
3
C
4
D
Any number
Sahiwal, 2019
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Q 169:The orbital speed of a low orbit satellite is:
A
zero
B
8 ms-1
C
800 ms-1
D
8000 ms-1
Sahiwal, 2019
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Q 170:The rate of change of momentum is equal to:
A
Force
B
Mass
C
Time
D
Torque
Sahiwal, 2019
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Total MCQs: 745Page 17 of 75
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