(Answered) A 0160 kg ball attached to a light cord is swung in a

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A 0.160 kg ball attached to a light cord is swung in a vertical circle of radius 70.0 cm. At the top of the swing, the speed of the ball is 3.26 m/s. The centre of the circle is 1.50 m above the floor.

a. Calculate the speed of the ball when the cord is 30.0° below the horizontal Show all your work!

b. Determine the magnitude of the tension in the cord when the cord is 30.0° below the horizontal. Show all your work!

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