Two pipes are connected in series. The diameters of pipes are 10 cm and 20 cm. The velocity of flow in smaller diameter pipe is 8 m/s. What is the head loss (in meter) due to sudden enlargement? Take g = 10 m/s2 ?
1
1.2 m
2
2.4 m
3
1.8 m
4
3.6 m
5
4.2 m