Question

If the water falls from a dam into a turbine where 19.6m below, then the velocity of
water at the turbine is
A) 9.8 m/s
C) 39.2 m/s
B) 19.6 m/s
D) 98 m/s​

Answer 1

Explanation:

0.5m(v^2 −u ^2)=mgh

since u=0

v= √(2gh) = √{2(9.8)19.6}=19.6m/s

Answer 2

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