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12-01-2024
Physics

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A 7g bullet is fired into a ballistic pendulum whose hanging block (bob) has a mass of 0.950 kg. If the bob rises to a height of 0.220 m, what was the initial speed of the bullet?
a. 150 m/s
b. 200 m/s
c. 250 m/s
d. 284 m/s

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