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Work, Energy and Power MCQ question and answer with solution | Physics Gk MCQs

Learn Work, Energy and Power MCQ Questions and answers with easy and logical explanations in Physics Gk . Work, Energy and Power MCQ question provides all type of technical mcq questions which is important for SSC-CGL, UPPSC, NDA, CDS and all govt examinations Page-3 section-4

Each section contains 100 MCQs on Work, Energy and Power .
21
Potential energy = ?
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Answer & Solution
Answer: Option B
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22
During the free fall of the object, the decrease in potential energy, at any point in its path, appears as an equal amount of increase in
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Answer: Option A
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23
An object was thrown vertically upwards and it reached a maximum height 'h' from the ground. While going over it, the object at $$\frac{1}{4}$$ of height 'h' will have . . . . . . . .
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Answer: Option A
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24
If an object with a mass of 25 kg is moving with the same acceleration as 8ms-2, then the force exerted by the object is . . . . . . . .
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Answer: Option A
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25
Which energy is in the water stored in the dam?
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Answer: Option A
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26
An object of 20 kg is raised through a height of 2m, what will be the work done by the force of gravity on the object?
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Answer: Option A
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27
An object moving with the uniform velocity of 4m/s has a kinetic energy of 120J. Find the mass of the object?
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Answer: Option B
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28
What is the kinetic energy of a bullet when a bullet is fired from a gun?
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Answer: Option C
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29
A block of 2 kg slides on a parallel surface at a speed of 4 m/s. It falls on an uncompress spring and presses it until the block becomes completely motionless. The value of kinetic friction is 15N and the spring constant is 10000N/m. spring presses-
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Answer: Option D
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30
A car running at high speed, which energy does it contains?
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Answer: Option D
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