22dgriffin 22dgriffin

02-01-2019
Physics

contestada

You lift a 45-N bag of mulch 1.2 m and carry it a distance of 10 m to the garden. How much work was done?

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yourgirlmaya yourgirlmaya

02-01-2019

Work = F x D

= (45 N) (1.2 M)

= 54

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02-01-2019

Gravity pulls down. So horizontal motion doesn't do ANY work against gravity. You can ignore that part.

The only work done is when you lift the bag.

Work = (force) x (distance)

Work = (45 N) x (1.2 m) = 54 Joules

Answer Link

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