# science

a bullet of mass0.01 kg and travelling with a speed of 500m/s strikes a block of mass 2 kg which is suspended by a string of length 5m. The center of gravity of the block is found to raise vertical distance of 0.1m. The speed of bullet after emerging from block is:

1. 👍 0
2. 👎 0
3. 👁 253
1. 100

1. 👍 0
2. 👎 0
2. ......

1. 👍 0
2. 👎 0
3. 220m/s

1. 👍 0
2. 👎 0
4. 110

1. 👍 0
2. 👎 0
5. 220

1. 👍 0
2. 👎 0

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