A 53.5-g Super Ball traveling at 28.5 m/s bounces off a brick wall and rebounds at 18.0 m/s. A high-speed camera records with the wall for 3.05 ms, what is the magnitude of the average acceleration of the ball during this time interval? m/s²

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A: We need to say what the direction of friction will be on the coin on turntable.

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Q: . 26- Show that if the magnitude of a vector A is constant then A dà dt = 0. (Hint: A A = A²)

A: Since you have posted multiple questions according to guidelines i will solve only the first one.

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Q: Question 4 Water is flowing without friction through a pipe. At the beginning of the pipe the water…

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