Force from a stream of bullets or balls (momentum change per second)

1. A.
   $10^7\text{ N/m}^2$
2. B.
   $10^6\text{ N/m}^2$
3. C.
   $5 \times 10^6\text{ N/m}^2$
4. D.
   $2 \times 10^6\text{ N/m}^2$

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1. A.
   3
2. B.
   6
3. C.
   10
4. D.
   9

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1. A.
   3
2. B.
   5
3. C.
   7
4. D.
   9

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1. A.
   $100mv/t$
2. B.
   $200mv/t$
3. C.
   $200mvt$
4. D.
   $mv/100t$

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1. A.
   $8$
2. B.
   $7$
3. C.
   $6$
4. D.
   $5$

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