Q. A liquid of specific gravity $0.8$ is flowing in a pipe line with a speed of $2 m / s$ . The K.E. per cubic meter of it is

2884 247 Work, Energy and Power Report Error

A

$160 J$

8%

B

$1600 J$

69%

C

$160.5 J$

6%

D

$1.6 J$

18%

Solution:

$M = V \times d; K . E = \frac{1}{2} M V^{2}$