4–78. Two couples act on the beam as shown. Determine the #statics

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4–78. Two couples act on the beam as shown. Determine
the magnitude of F so that the resultant couple moment is
300 lb # ft counterclockwise. Where on the beam does the
resultant couple act?
#EngineeringMechanics #Statics #SpringForce #Equilibrium #MechanicalEngineering#Mechanics #Vectors #CrossProduct #DistributiveLaw #VectorMath #Proof #Engineering #Physics #MathProof #VectorOperations
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