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Collisions in two Dimensions help1?
A projectile (mass = 0.27 kg) is fired at and embeds itself in a target (mass = 2.09 kg). The target (with the projectile in it) flies off after being struck. What percentage of the projectile's incident kinetic energy does the target (with the projectile in it) carry off after being struck?
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- 1 decade agoFavorite Answer
It gets the ratio of its mass to the total mass.
(2.09) / (2.09 + 0.27) = 88.6%
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