35 0 A 1 35 m 1 70 m Poil s Auto Repair 3 80m 000 Problem 1

Last updated: 5/9/2023

35 0 A 1 35 m 1 70 m Poil s Auto Repair 3 80m 000 Problem 1 A shop sign weighing 25 kg is supported by a uniform 15 82 kg beam as shown in the figure above on the left The beam is supported by a tension T provided by a cable that makes an angle of 35 with the beam a What is the tension T in the cable Answer 708 1 N b What is N the horizontal component of the force the hinge or pivot exerts on the beam Answer 580 0 N c What is N the vertical component of the force the hinge or pivot exerts on the beam Answer 6 1 N downwards Problem 2 A traffic light hangs from a pole as shown in the figure above on the right The uniform aluminum pole AB is 7 5 m long and has a mass of 12 kg The mass of the traffic light is 21 5 kg a What is the tension T in the horizontal cable CD Answer 425 1 N b What is N the horizontal component of the force the hinge or pivot at point A exerts on the pole Answer 425 1 N c What is Ny the vertical component of the force the hinge or pivot at point A exerts on the pole Answer 328 3 N