It takes 15 s to raise a 1200-kg car and the supporting 300-kg hydraulic car-lift platform to

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It takes 15 s to raise a 1200-kg car and the supporting 300-kg hydraulic car-lift platform to a height of 2.8 m.

Determine
(a) The average output power delivered by the hydraulic pump to lift the system,
(b) The average power electric required, knowing that the overall conversion efficiency from electric to mechanical power for the system is 82 percent.

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Vector Mechanics for Engineers Statics and Dynamics

ISBN: 978-0073398242

11th edition

Authors: Ferdinand Beer, E. Russell Johnston Jr., David Mazurek, Phillip Cornwell, Brian Self

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Question Posted: Jun 01, 2017 10:47 AM

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It takes 15 s to raise a 1200-kg car and the supporting 300-kg hydraulic car-lift platform to

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Vector Mechanics for Engineers Statics and Dynamics

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