If the unit of force and length each be increased by four times, then the unit of energy is increased by.....$times$
$16$
$8$
$2$
$4$
If the unit of force and length each be increased by four times, then the unit of energy is increased by.....$times$
Work $=$ Force $×$ Displacement (length)
If unit of force and length be increased by four times then the unit of energy will increase by $16 \,times$.
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