AP EAMCET Engineering 2016 Code C Paper

Section: Physics
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Question : 100 of 160
 
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A 1kg ball moving with a speed of 6ms−1 collides head-on with a 0.5kg ball moving in them opposite direction with a speed of 9ms−1. If the co-efficient of restitution is
1
3
, the energy lost in the collision is
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