10,000 small balls, each weighing 1 gm , strike one square cm of area per second with a velocity 100 m/s in a normal direction a

10,000 small balls, each weighing 1 gm , strike one square cm of area per second with a velocity 100 m/s in a normal direction and rebound with the same velocity. The value of pressure on the surface will be
A. `2xx10^(3)N//m^(2)`
B. `2xx10^(5)N//m^(2)`
C. `10^(7)N//m^(2)`
D. `2xx10^(7)N//M^(2)`

10,000 small balls, each weighing 1 gm , strike one square cm of area per second with a velocity 100 m/s in a normal direction and rebound with the sa

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