smithmariah9351 smithmariah9351
  • 10-01-2024
  • Physics
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A bullet when fired at a target has its velocity decreased to 50 % after penetrating 30cm into it. Then the additional thickness it will penetrate in cm before coming to rest is Wzo, V=U
a) 10 cm
b) 30 cm
c)40 cm
d) 60 cm

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