Prepare a pamphlet to protect the ground water.

What is the ground water ?

Water is flowing through a horizontal pipe fixed at a height of 2 m above the ground as shown in Fig. 5.90. water strikes ground at a distance of 3m from the pipe. The speed of water as it leaves the pipe is:

Some plants protect their parts by growing under the ground. This is called

"What is the Third Estate ? " pamphlet associated with the French Revolution, was written by :

Name the most common practice of recharging ground water.