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When a steady torque is acting on a body, the body _____.

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Important Questions on Mechanics

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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 39
A couple produces a _____.
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 41
When a satellite is in the synchronous orbit above the equator, it stays in one place with reference to the earth by making each revolution in just the same time as it takes the earth to rotate once. What is the altitude of the synchronous orbit?
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 42
If the earth stops rotating about its axis, the acceleration due to gravity will remain unchanged at _____. 
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 43
Time period of a simple pendulum inside a satellite orbiting earth is _____.
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 45
There is no atmosphere on the moon because of _____.
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 46
A missile is launched with a velocity less than escape velocity. The sum of its kinetic and potential energies is _____.
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 47
If the earth rotates faster than its present speed, the weight of an object will _____.
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General Science for Competitive Exams>Chapter 1 - Mechanics>EXERCISE>Q 48

The maximum kinetic energy of a planet moving around the sun is at position _____.

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