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1. |
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» C. O = 122.6 N | |