Physics, asked by gauravgoel7026, 1 year ago

Kinetic energy of a body is incresed by 44%.What is the percent increse in momentum?

Answers

Answered by Anonymous
1
We know

E = p^2/2m

as the increase in percentage is 44 %

then ,

(E2/E1) x 100 = 44

or

E2 = (44/100)E1

now

here mass remians constant 

thus ,

p2/p1 = (2mE2)^1/2 / (2mE1)1^1/2

p2/p1 = (E2/E1)^1/2

p2/p1 = (44/100)^1/2

p2/p1 = 6.6/10 = 0.66

percent increase will be 0.66 x 100 = 66%
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