An elastic exercise band is grasped and then is stretched as shown. Knowing that the tensions in

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An elastic exercise band is grasped and then is stretched as shown. Knowing that the tensions in portions BC and DE of the band are 80 N and 60 N, respectively, determine, using trigonometry,

(a) The required angle Î± if the resultant R of the two forces exerted on the hand at A is to be vertical,

(b) The corresponding magnitude of R.

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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: Aug 31, 2010 05:57 AM

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An elastic exercise band is grasped and then is stretched as shown. Knowing that the tensions in

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Using the Law of Sines 60 N sin...View the full answer

Vector Mechanics for Engineers Statics and Dynamics

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