At the instant shown the length of the boom AB is being increased at the constant rate

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At the instant shown the length of the boom AB is being increased at the constant rate of 0.2 m/s and the boom is being lowered at the constant rate of 0.08 rad/s. Determine 

(a) The velocity of Point B, 

(b) The acceleration of Point B.

At the instant shown the length of the boom AB
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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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