A Crane Drops a 0

question 46

Multiple Choice

A crane drops a 0.40-kg steel ball onto a steel plate.The ball's speeds just before impact and after are 4.5 m/s and 4.2 m/s,respectively.If the ball is in contact with the plate for 0.030 s,what is the magnitude of the average force that the ball exerts on the plate during impact?

• A) 87 N
• B) 116 N
• C) 3.0 N
• D) 3.5 N

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Dividends paid on preferred shares of a company which typically have a fixed dividend rate and priority over common stock in dividend payments.

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