A 0.2-lb model rocket is launched vertically from rest at time t = 0 with a constant

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A 0.2-lb model rocket is launched vertically from rest at time t = 0 with a constant thrust of 2 lb for one second and no thrust for t > 1 s. Neglecting air resistance and the decrease in mass of the rocket, determine

(a) The maximum height h reached by the rocket,

(b) The time required to reach this maximumheight.

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Vector Mechanics for Engineers Statics and Dynamics

ISBN: 978-0073212227

8th Edition

Authors: Ferdinand Beer, E. Russell Johnston, Jr., Elliot Eisenberg, William Clausen, David Mazurek, Phillip Cornwell

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Question Posted: Oct 19, 2010 01:27 AM

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A 0.2-lb model rocket is launched vertically from rest at time t = 0 with a constant

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W 1 F ma W For the thrust phase EF ma F W ma a g At t 1 s a g1322 21 2...View the full answer

Vector Mechanics for Engineers Statics and Dynamics

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