A bullet of mass $50$ grams going at a speed of $200 m s^{- 1}$ strikes a wood block of mass $950 g m$ and gets embedded in it. Find the velocity of the block after the impact ?

5 m s^{- 1}

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10 m s^{- 1}

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20 m s^{- 1}

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50 m s^{- 1}

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Solution

The correct option is B $10 m s^{- 1}$
Using linear momentum conservation,
$200 \times 50 + 950 \times 0 = 1000 \times v$
$v = 10 m / s$

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A bullet of mass 50 grams going at a speed of 200 ms−1 strikes a wood block of mass 950 gm and gets embedded in it. Find the velocity of the block after the impact ?

The correct option is B 10 ms−1Using linear momentum conservation,200×50+950×0=1000×vv=10 m/s

A bullet of mass $50$ grams going at a speed of $200 m s^{- 1}$ strikes a wood block of mass $950 g m$ and gets embedded in it. Find the velocity of the block after the impact ?

The correct option is B $10 m s^{- 1}$
Using linear momentum conservation,
$200 \times 50 + 950 \times 0 = 1000 \times v$
$v = 10 m / s$