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Two unequal masses posses the same momentum, then the Kinetic energy of the heavier mass is ________ than the Kinetic energy of the lighter mass
  • a)
    More
  • b)
    Less
  • c)
    Equal
  • d)
    Insufficient data
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Two unequal masses posses the same momentum, then the Kinetic energy ...
K.E. = ½ mv2 = ½ (mv)2/m = p2/2m (p = 2m = momentum)
Here pH=Pl of the two unequal masses me and mh
K.Eh/K.EL = ml/mh => K.Eh = me/wh (K.El)
∴ K.Eh < />l
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Two unequal masses posses the same momentum, then the Kinetic energy of the heavier mass is ________ than the Kinetic energy of the lighter massa)Moreb)Lessc)Equald)Insufficient dataCorrect answer is option 'B'. Can you explain this answer?
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