There are four forces acting on a pole, A = 10i N, B = 20j N, C = -30j N, D = -40i N. What should be the magnitude of force E that must be exerted on the pole to maintain static equilibrium? *

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There are four forces acting on a
pole, A = 10i N, B = 20j N, C = -30j N, D
= -40i N. What should be the
magnitude of force E that must be
exerted on the pole to maintain static
equilibrium? *
Transcribed Image Text:There are four forces acting on a pole, A = 10i N, B = 20j N, C = -30j N, D = -40i N. What should be the magnitude of force E that must be exerted on the pole to maintain static equilibrium? *
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