Gujarat BoardEnglish MediumSTD 9ScienceWork, Power And Energy1 Mark
MCQ
How much work they do in just holding it?
A
$250J$
B
$2500J$
✓
$0J$
D
$625J$
✓
Answer
Correct option: C.
$0J$
The work done by a constant force of magnitude F on a point that moves a displacement (not distance) s in the direction of the force is given by:
$W = F × s$
As the men are just holding the box the value of s is $0.$
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