A D B A uniform thin shelf AB of length 2m and weight 100N is hinged to the wall at a and is supported by a chain CD. Ad
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A D B A uniform thin shelf AB of length 2m and weight 100N is hinged to the wall at a and is supported by a chain CD. Ad
A D B A uniform thin shelf AB of length 2m and weight 100N is hinged to the wall at a and is supported by a chain CD. Ad = 0.7m and ZADC = 50°. The tension in the chain is 218 N 142.8 N 186.5 N 130.5 N
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