What Is the Force That a Baseball Pitcher Must Apply

question 47

Multiple Choice

What is the force that a baseball pitcher must apply to a 145 g baseball over a distance of 2.2 m to give it a speed of 144 km/hr when the ball is released? Assume that the force is constant.

• A)25.8 N
• B)52.7 N
• C)109 N
• D)115 N
• E)127 N

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