Lonnie Pitches a Baseball of Mass 0

question 36

Multiple Choice

Lonnie pitches a baseball of mass 0.500 kg.The ball arrives at home plate with a speed of 35.0 m/s and is batted straight back to Lonnie with a return speed of 50.0 m/s.If the bat is in contact with the ball for 0.055 s,what is the impulse experienced by the ball?

• A)7.50 N⋅s
• B)42.5 N⋅s
• C)773 N⋅s
• D)17.5 N⋅s
• E)25.0 N⋅s

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Definitions:

Center

A key point that is often the midpoint or origin in geometric figures, such as circles or ellipses, around which symmetry or rotation occurs.

Radius

In geometry, the distance from the center of a circle to any point on its circumference, also half the diameter of the circle.

Center

The middle point of a shape or object, equidistant from all outer edges.

Radius

The distance from the center to any point on the circumference of a circle.