A constant force of 20 N displaces a body through 3 m. Calculate the work done on the body.

10 J

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20 J

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40 J

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60 J

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Solution

The correct option is D 60 J
Force on body, F = 20 N
Displacement, d = 3 m
Work done on body, $W = F \times d$
$= 20 \times 3 = 60 N m o r J$

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A constant force of 20 N displaces a body through 3 m. Calculate the work done on the body.

The correct option is D 60 JForce on body, F = 20 N Displacement, d = 3 m Work done on body, W=F×d =20×3=60 Nm or J

The correct option is D 60 J
Force on body, F = 20 N
Displacement, d = 3 m
Work done on body, $W = F \times d$
$= 20 \times 3 = 60 N m o r J$