eunsujung0731 eunsujung0731

15-04-2019
Physics

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As shown in the diagram, two massless wires connect a rotating pole to a sphere of mass 7.2 kg. The sphere revolves in a horizontal circle at constant speed. At this particular speed the tension is the same in both wires. What is the tension?

52 N

96 N

71 N

48 N

As shown in the diagram two massless wires connect a rotating pole to a sphere of mass 72 kg The sphere revolves in a horizontal circle at constant speed At thi class=

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geraj2k19 geraj2k19

16-04-2019

Use Fnet=ma. Apply it to the vertical components of all the forces acting on the ball and since tension is the same on both wires you should be able to factor it out and solve for it. Picture below

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