Physics-Work Done by Forces

NEET Physics Work Done by Forces MCQ Question

Type: MCQ-fact-Hard-Class 11

What type of quantity is work done by a force on a body?

A

Vector quantity

B

Positive scalar quantity

C

Negative scalar quantity

D

Scalar quantity that can be positive or negative

Correct Answer

Option D

Detailed Explanation

Work done is a scalar quantity, which can be either positive or negative depending on the direction of the force relative to the displacement. This is highlighted in the NCERT context where it mentions that the work done can be positive or negative unlike kinetic energy which is always positive.

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