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Standard XII

Physics

Speed of Efflux

In a heated t...

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In a heated tennis match Nadal returns the ball straight to Federer at 40m/s speed. Federer returns the ball straight back to Nadal at 30m/s. Given the mass of ball to be 12 kg, find the impulse with which Federer returned the ball? (1)35 N (2)70 N (3)70 Ns (4)35 Ns

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Q. In a heated tennis match Nadal returns the ball straight to Federer at 40 m/s speed. Federer returns the ball straight back to Nadal at 30 m/s. Given the mass of ball to be 12 kg, the impulse with which Federer returned the ball is.

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