Work and energy quiz 2
Choose the body that does smaller work
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if the angle between the force and motion is 45 find the work done by the satellite for a distance of 1m
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A force of 2000 N acts on a static object of mass 500 kg. Calculate the work done by this force during 5 seconds.
Zero
1000000 joule
100000 joule
1000 joule
If the force acting on a body is doubled such that it covers the same displacement, then the work done
Doupled
Decrease to half
Increase four times
Decrease four times
Which of the following does a zero work
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All of the following equals the mechanical energy except
Potential energy at maximum height
Kinetic energy at maximum height
2 x the kinetic energy at mid height
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