8.3 (a) Show that the kinetic energy K and the momentum p²/2m. magnitude p of a particle with mass m are related by K = (b) A 0.040-kg cardinal (Richmondena cardinalis) and a 0.145-kg baseball have the same kinetic energy. Which has the greater mag- nitude of momentum? What is the ratio of the cardinal's magnitude of momentum to the baseball's? (c) A 700-N man and a 450-N woman have the same momentum. Who has the greater kinetic energy? What is the ratio of the man's kinetic energy to that of the woman?

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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8.3
(a) Show that the kinetic energy K and the momentum
p²/2m.
magnitude p of a particle with mass m are related by K =
(b) A 0.040-kg cardinal (Richmondena cardinalis) and a 0.145-kg
baseball have the same kinetic energy. Which has the greater mag-
nitude of momentum? What is the ratio of the cardinal's magnitude
of momentum to the baseball's? (c) A 700-N man and a 450-N
woman have the same momentum. Who has the greater kinetic
energy? What is the ratio of the man's kinetic energy to that of the
woman?
Transcribed Image Text:8.3 (a) Show that the kinetic energy K and the momentum p²/2m. magnitude p of a particle with mass m are related by K = (b) A 0.040-kg cardinal (Richmondena cardinalis) and a 0.145-kg baseball have the same kinetic energy. Which has the greater mag- nitude of momentum? What is the ratio of the cardinal's magnitude of momentum to the baseball's? (c) A 700-N man and a 450-N woman have the same momentum. Who has the greater kinetic energy? What is the ratio of the man's kinetic energy to that of the woman?
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