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A dock worker pushes a 50 kg crate up a 1-m-high, 3-m-long ramp.

Ignoring friction, how much work did he do?

Pls help !!!!!

Respuesta :

abidemiokin

Answer:

1470Joules

Explanation:

Workdone = Force * distance

Since the worker pushes the crate up the 3m ramp. The distance covered is 3m

Force = Mass * Acceleration due to gravity

Force = 50*9.8

Force = 490N

Workdone = 490 * 3

Workdone = 1470Joules

Hence I did 1470Joules of work

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