A student lifts an object in the upward direction. In doing so, he applies the force on the object in the upward direction and displaces it. As a result, the work done by gravity on the object will be [[1]] [Positive/ Negative].

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Detailed Solution

A student lifts an object in an upward direction. In doing so, he applies the force on the object in the upward direction and displaces it. As a result, the work done by gravity on the object will be Negative.
Gravity:
“Gravity is a force that attracts a body towards the centre of the earth or any other physical body having mass.”
Negative work done:
“The work done is said to be negative when force and displacement are in the opposite direction.”
A student lifts an object in an upward direction. In doing so, he applies the force on the object in the upward direction and displaces it. The work done by gravity on the object will be negative as the force of gravity acts downwards on the object, but the displacement is in the upwards direction.

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