a ball of mass 2kg and another of mass 4kg are dropped together from a 20m tall builing. after a fall of 10m towards earth ,their respective kinetic energies will be in the ratio of
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Answered by
32
K1=1/2m1v^2
K2 =1/2m2v^2
K1/k2=m1/m2=2/4=1/2
Here v will be same for both ball
K2 =1/2m2v^2
K1/k2=m1/m2=2/4=1/2
Here v will be same for both ball
Answered by
14
K1=1/2m1v^2
K2 =1/2m2v^2
K1/K2=m1/m2=2/4=1/2
Here v will be same for both ball
K2 =1/2m2v^2
K1/K2=m1/m2=2/4=1/2
Here v will be same for both ball
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