30 N 1) The two couples act on a rectangular plate as shown below.12 a) Determine...

 

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30 N 1) The two couples act on a rectangular plate as shown below.12 a) Determine the total moment dues to both couples acting on the plate. b) Determine the direction and magnitude of a horizontal force that should be exerted at B so that the total moment of all the forces and couples about point D is zero. 5 A 2 m 4 m DLV B 10 N-m 12 30 N 30 N 1) The two couples act on a rectangular plate as shown below.12 a) Determine the total moment dues to both couples acting on the plate. b) Determine the direction and magnitude of a horizontal force that should be exerted at B so that the total moment of all the forces and couples about point D is zero. 5 A 2 m 4 m DLV B 10 N-m 12 30 N