Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Center of Mass and Linear Momentum Conservation of Linear Momentum
A body of mass 4 kg moving with velocity 12 m/s collides with another body of mass 6 kg at rest. If two bodies stick together after collision then the loss of kinetic energy of system is
1
Zero
2
288 J
3
172.8 J
4
144 J
5
None of the above/More than one of the above.