Engineering Mechanics - PKRB: Work and Energy - Discussion

Discussion :: PKRB: Work and Energy - General Questions (Q.No.2)


The uniform slender rod has a mass of 5 kg. Determine the magnitude of the reaction at the pin O when the cord at A is cut and = 90°

[A]. O = 42.0 N
[B]. O = 91.1 N
[C]. O = 122.6 N
[D]. O = 67.4 N

Answer: Option B


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