When a pitcher throws a baseball, it reaches a top speed of 42 m/s. If the
baseball takes 2 seconds to travel from the pitcher to the catcher, what is its
acceleration? (Assume the ball is moving at 0 m/s right before it leaves the
pitcher's hand.)
A. 21 m/s2
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B. 36 m/s2
C. 48 m/s2
D. 15 m/s2
Answers: 2
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If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction
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Physics, 22.06.2019 17:20
Select all the correct answers.which two statements are true? a moving magnetic field creates an electric field.a constant magnetic field creates an electric field.a constant electric field creates a magnetic field.a moving electric field creates a magnetic field.resetnext
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When a pitcher throws a baseball, it reaches a top speed of 42 m/s. If the
baseball takes 2 seconds...
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