Q. 14

One joule work is said to be done when :
A. a force of 1 N displaces a body by 1 cm

B. a force of 1 N displaces a body by 1 m

C. a force of 1 dyne displaces a body by 1 m

D. a force of 1dyne displaces a body by 1 m

Answer :

SI unit of work is joule which is denoted by J.

1 joule = 1 newton×1 meter


1 J = 1 Nm


1 joule of work is said to be done when a force of 1 Newton moves an object through a distance of 1 meter in direction of force.

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