Chapter 7 Work, Energy, and Simple Machines - Part 3

What is the work done by the gravitational force when an object falls freely from height 'h'?

Type: MCQ • Marks: 1
What is the work done by the gravitational force when an object falls freely from height 'h'?
Options
A. -mgh
B. mgh (positive)
C. Zero
D. ½mgh
Explanation
Gravity pulls downward in the direction of downward displacement, doing positive work mgh.
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Class 9th Science (MCQ)

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