RATIO OF K.E

Classical Mechanics Level 1

Two bodies of equal masses moves with uniform velocities 'v' and '3v' respictively, find the ratios of their kinetic energies.

9 : 1 10 : 1 1 : 4 1 : 9

Sohaib Ahmad by Sohaib Ahmad , 23, Pakistan

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2 solutions

Sohaib Ahmad
Mar 29, 2014

K:E1/K:E2 =v^2/(3v)^2 =v^2/9v^2 =1/9

1 Helpful 0 Interesting 0 Brilliant 0 Confused

IT CAN BE 9:1 ALSO. YOU DID NOT MENTION THE ORDER

Kushagra Sahni - 7 years, 1 month ago

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respectively??????????/

aman sharma - 6 years, 10 months ago
Akshay Shelake
Mar 27, 2014

K.E=1/2 * M V^2 V1 : V2 =1 : 3 K.E1 : K.E2 = 1 :9

1 Helpful 0 Interesting 0 Brilliant 0 Confused

1:9

sayad nasim - 7 years, 2 months ago

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