A vector polygon for summing 2-kN and 7-kN forces is shown (Figure P4.4). Determine (a) The magnitude

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A vector polygon for summing 2-kN and 7-kN forces is shown (Figure P4.4). Determine

(a) The magnitude R of the resultant by using the law of cosines and

(b) Its angle of action  by using the law of sines.


Figure P4.4

End R 7 kN Start 2 kN 55%

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Related Book For  answer-question

An Introduction To Mechanical Engineering

ISBN: 9781111576820

3rd Edition

Authors: Jonathan Wickert, Kemper Lewis

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