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Online Tests
11th Class Part 1 Physics Chapter 4 Test Online MCQs With Answers
Question # 1
By increasing the amount of stretch in spring the force exerted will
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Increase
One watt
One erg
One joule
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Question # 2
If a body of mass 5 kg is raised vertically through a distance of 1 m, then work done is.
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49 J
4.9 J
490 J
0.49 J
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Question # 3
The K.E. of bullet of mass 500 gm moving at a speed of 200 ms-1
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250 J
125 J
2500 J
10,000 J
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Question # 4
The unit of work in base unit is
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Kg m-1 sec-2
Kgm sec-2
Kgm2 sec-1
Kgm-1 sec-1
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Question # 5
A body of mass 2 kg moving with velocity of 4 ms-1 has K.E. equal to.
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16 J
8 J
32 J
2 J
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Question # 6
The ability of a body to do work is called its
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Force
Power
Capacity
Energy
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Question # 7
Watt -m2 is the unit of
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Energy
Intensity
Power
Work
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Question # 8
Bio mass is converted into fuel by
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Evaporation
Fermentation
Reflection
Scattering
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Question # 9
Which one is renewable source of energy.
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Coal
Uranium
Biomass
Natural gas
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Question # 10
The value of solar constant.
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1.4 kW m-2
1.0 kW m-2
1.6 kW m-2
2 kw m-2
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Question # 11
Biomas is a potential source of
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Renewable energy
Non renewable energy
Botha a and b
Tidal energy
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Question # 12
The commercial unit of electric energy is
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Kilo watt hour
watt
Watt hour
Kilo Watt
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Question # 13
Work is negative when angle between F and d is
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45
o
0
o
90
o
180
o
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Question # 14
The unit of solar light inversely is
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Watt
kW m-2
Watt m-2
1 m2
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Question # 15
The power needed to lift a mass of 5000 g to height of 1 m in 2 secnd is
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2.45 watt
24.5 watt
245 watt
2.45 watt
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Question # 16
The SI unit of power is
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Joule
Newton
Watt
Kilowatt
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Question # 17
The work done in gravitational field
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Depend upon the path
Does not depend upon the path
(+)ve
Zero
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Question # 18
The frictional force is
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Conservative force
Non conservative force
Electric force
Magnetic force
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