A Pitcher Delivers a Fast Ball with a Velocity of 43

question 68

Multiple Choice

A pitcher delivers a fast ball with a velocity of 43 m/s to the south. The batter hits the ball and gives it a velocity of 51 m/s to the north. What was the average acceleration of the ball during the 1.0 ms when it was in contact with the bat?

• A)4.3 × 10⁴ m/s², south
• B)5.1 × 10⁴ m/s², north
• C)9.4 × 10⁴ m/s², north
• D)2.2 × 10³ m/s², south
• E)7.0 × 10³ m/s², north

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Definitions:

Percentage

A proportion or share in a whole, expressed as a fraction of 100.

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A mental health condition marked by extreme mood swings from high (mania) to low (depression).

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A category of psychotherapy based on psychoanalytic principles, emphasizing unconscious processes and the patient-therapist relationship to understand and resolve deep-seated psychological tensions.

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Basic biological or psychological motivations that push or compel individuals to act in certain ways.