Physics Past Paper Questions

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Q 431:Sl unit of pressure is Pascal which is equal to:
A
104 Nm-2
B
1 Nm-2
C
102 Nm-2
D
103 Nm-2
Faisalabad, 2017
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Q 432:The altitude of the geostationary orbit in which communication satellites are launched above the surface of the earth is:
A
850 km
B
1000 km
C
6400 km
D
42300 km
Faisalabad, 2017
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Q 433:The least count of meter rod is:
A
1 mm
B
0.1 mm
C
0.1 cm
D
1 cm
Faisalabad, 2017
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Q 434:The motion of a body about an axis is called:
A
Circular motion
B
Rotatory motion
C
Vibratory motion
D
Random motion
Faisalabad, 2017
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Q 435:The value of g at a height one earth's radius above the surface of the earth is:
A
2 g
B
1/2 g
C
1/3 g
D
1/4 g
Faisalabad, 2017
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Q 436:The work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be:
A
2.5 J
B
10 J
C
50 J
D
100 J
Faisalabad, 2017
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Q 437:Two equal but unlike parallel forces having a different line of action produce:
A
A torque
B
A couple
C
Equilibrium
D
Neutral Equilibrium
Faisalabad, 2017
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Q 438:Value of 'g' at sea-level is __________ than hill:
A
Less
B
Greater
C
Equal
D
Half
Faisalabad, 2017
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Q 439:Vertical motion of two bodies attached to the ends of a string that passes over a frictionless pulley. Then tension "T"' is equal to:
A
T = m1m2/[m1 + m2]
B
T = 2m1m2/[m1 + m2]
C
T = m1m2/[m1 + m2] g
D
T = 2[m1m2]/[m1 + m2] g
Faisalabad, 2017
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Q 440:What should be the approximate length of the glass tube to construct a water thermometer?
A
0.5 m
B
1 m
C
2.5 m
D
11 m
Faisalabad, 2017
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Total MCQs: 745Page 44 of 75
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