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A bullet having a mass of 10g and moving with a speed of 1.5m/s penetrates a thick wooden plank of mass 90g. The plank was initially at rest. The bullet gets embedded in the plank and both moves together. Determine their velocity

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  1. momentum is conserved

    10 * 1.5 = (90 + 10) * v

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  2. O.15m/s

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  3. 0.15m/s

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  4. Jsjdh

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  5. 0.15

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  6. ๐Ÿ‘๐Ÿ‘

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  7. I want the answer step wise...

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