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Standard VII

Physics

Work

How much work...

Question

How much work is done by a force 50 N moving an object through a distance 10 m in the direction of force ?

5 J

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500 J

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0.5 J

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0 J

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Solution

The correct option is B $500 J$
$F = 50 N$
$s = 10 m$
Work done, $W = F \times s = 50 \times 10 = 500 J$

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(a) When do we say that work is done? Write the formula for the work done by a body in moving up against gravity. Give the meaning of each symbol which occurs in it.

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How much work is done by a force 50 N moving an object through a distance 10 m in the direction of force ?

The correct option is B 500 JF=50Ns=10mWork done, W=F×s=50×10=500J

The correct option is B $500 J$
$F = 50 N$
$s = 10 m$
Work done, $W = F \times s = 50 \times 10 = 500 J$