A Bullet, M = 0

question 103

Multiple Choice

A bullet, m = 0.500 kg, traveling with a velocity of 100 m/s strikes and embeds itself in the bob of a ballistic pendulum, M = 9.50 kg. The combined masses rise to a height h = 1.28 m. The speed V_f of the combined masses immediately following impact is

• A) 5.00 m/s
• B) 5.26 m/s
• C) 9.10 m/s
• D) 10.0 m/s
• E) 22.3 m/s

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