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`        a bomb of 12kg explodes into pieces of masses4kg and 8kg the velocity of 8kg mass is 6m/sthe kinetic energy of other mass is`
one year ago

Arun
18564 Points
```							By law of conservation of moment conservation:  initial momentum =final momentum 12 x 0 = (4xv) + (8 x6) So v= 48/4 =12m/s Hence the piece having 4kg mass will move with 12m/s in opposite direction of the piece having mass 8kg now the KE of 4kg piece= 12x(mv^2) =(1/2)x 4 x 12^2 = 288J
```
one year ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions