Calculate the magnitude of the linear momentum for the following cases.(a) a proton with mass 1.67 10-27 kg, moving with a speed of 4.20 106 m/skg · m/s(b) a 16.5-g bullet moving with a speed of 400 m/skg · m/s(c) a 72.0-kg sprinter running with a speed of 11.5 m/skg · m/s(d) the Earth (mass = 5.98 1024 kg) moving with an orbital speed equal to 2.98 104 m/s.kg · m/s

Question
Asked Nov 5, 2019
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Calculate the magnitude of the linear momentum for the following cases.

(a) a proton with mass 1.67 10-27 kg, moving with a speed of 4.20 106 m/s
kg · m/s

(b) a 16.5-g bullet moving with a speed of 400 m/s
kg · m/s

(c) a 72.0-kg sprinter running with a speed of 11.5 m/s
kg · m/s

(d) the Earth (mass = 5.98 1024 kg) moving with an orbital speed equal to 2.98 104 m/s.
kg · m/s
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Expert Answer

Step 1

a)

write the expression for the linear momentum

p mv
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p mv

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Step 2

substitute the given values, 

p = (1.67x10- kg) (4.20x 10 m/s)
7.01x10- kg m/s
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p = (1.67x10- kg) (4.20x 10 m/s) 7.01x10- kg m/s

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Step 3

b)

write the expression for t...

p mv
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p mv

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