OpenStudy (anonymous):

a 5 meter rigid bar is suspended by four steel wires such that it is horizontal. the bar is homogenous with a weight of 100N. a 400N block of unusual shape is positioned at the end of the bar. what are the tensions at A&B. what are the tensions at C&D. elongation of wires at A&B

6 years ago
OpenStudy (owlfred):

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6 years ago
OpenStudy (anonymous):

what is A, B, C, and D in your question?

6 years ago
OpenStudy (anonymous):

You will be working with two equations. Since the bar is not accelerating the sum of the forces must equal zero and also the sum of the torques must equal zero.

6 years ago