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Questions  

An object flying in air with velocity 

\large (20\hat i + 25\hat j - 12\hat k)

suddenly breaks in two pieces whose masses are in the ratio 1 : 5. The smaller mass flies off with a velocity 

\large (100\hat i + 35\hat j + 8\hat k)

. The velocity of the larger piece will be :
 

a
b
c
d

detailed solution

Correct option is A

By conservation of linear momentum

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