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Question: a board which is hinged at locations a and b...

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A board, which is hinged at locations A and B is connected by rope CE and is acted upon by a force F-20i -60j lb at point D. 6 ft (a) Determine the moment vector Me due 20i- 60j (lb) to force F, about point E (b) Determine the moment vector M due to force F, about the straight line pass- ing through hinges A and B 2 ft 4 ft (c) The tension in the cable CE is 200 lb Determine and draw the direction of z moment of the force exerted by the cable on the hatch at C, about the straight line through hinges A and B 20° 4 ft

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