Answered: A crane lifts a 320 kg crate up a…

A crane lifts a 320 kg crate up a height of 4.5 m. The crane has a power rating of 2000 W. How much time does it take to lift the crate?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter10: Work, Energy And Machines

Section: Chapter Questions

Problem 45A

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A crane lifts a 320 kg crate up a height of 4.5 m. The crane has a power rating
of 2000 W. How much time does it take to lift the crate?

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