A gate of 4.00m wide and 2.00m hight weighs 750N. its center of gravity is at its center, and it is hinged at A and B. To relieve the strain on the top hinge, a wire CD is connected as shown in the figure. the tension in CD is increased until the horizontal force at hinge Ais zero. what is the tension in the wire CD?
a) 750 N
b)1500 N
c) 523 N
d) 402 N
e) 620 N