Answers

  • Brainly User
2015-05-29T13:05:12+05:30
M1=x and m2 = x2
 kinetic energy ko conserve kro 
1/2m1v1²=1/2m2v2²
v1² /v2²=m2/m1 
(v1/v2)²=2
v1:v2=√2:1 ans 
and now take force force isme momentum ke threw lge  ga
force mg lge ga 
then m1g=m2g
x=2x
1:2 
0
good explanation but the first ans is 1:1
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