Answered: A cable with mass ½ kg/meter is lifting…

A cable with mass ½ kg/meter is lifting a load of 150 kg that is initially at the bottom of a 50-meter shaft. How much work is required to lift the load ¼ of the way up the shaft?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 77AP: Show that when A+B=C then A2+B2+2ABcos , where is the angle between vectors A and B .

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Question

A cable with mass ½ kg/meter is lifting a load of 150 kg that is initially at the bottom of
a 50-meter shaft. How much work is required to lift the load ¼ of the way up the
shaft?

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