Physics MCQs

852 MCQs  (Page 58 of 86)

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Propulsion force of a rocket is____________________?
A. Non-conservative force
B. Conservative force
C. Both a and b
D. None of these
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Geothermal energy is a _______________________ source of energy?
A. Non-renewable
B. Stable
C. Renewable
D. None of the above
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________________ cells converts solar energy into electrical energy?
A. Rotory
B. Photovoltaic
C. Galvanic
D. Non of these
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Slope of work time graph is equal to____________________?
A. Displacement
B. Acceleration
C. Power
D. Energy
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Work done on the body equals to the _____________________?
A. Change in its k.e always
B. Change in its p.e always
C. Change in its k.e and change in its p.e
D. Neither change in k.e and nor change in its p.e
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The tides raise the mater in the see roughly in a day___________________?
A. Once
B. Twice
C. Four time
D. Eight time
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The highest value of escape velocity in solar system is planet____________________?
A. Earth
B. Neptune
C. Jupiter
D. Moon
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Gravitational P.E of a body has____________________?
A. No formula
B. A formula mgh only
C. A formula
D. No general formula
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When the speed of a moving body is doubled then___________________?
A. Its k.e is doubled
B. Its acceleration is doubled
C. Its p.e is doubled
D. Its momentum is doubled
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Which of the following types of force can do no work on the particle on which it acts ?
A. Frictional force
B. Gravitational force
C. Elastic force
D. Centripetal force
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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