Question

1 Name two water economical irrigation system.
2 fuel used in aviation and heavy vehicle.
3 Why water is not used to extinguish fire on petrol and electrical equipment.
4 Water supply tank are placed at hieght.Why?

Answer 1

1 drip irrigation system and rain water harvesting.
2 kerosene
3 petrol floats on water, hence it won't extinguish the fire.
4 to use less power to supply water

Answer 2

1. DRIP , SPRINKLER SYSTEM
2.KEROSENE
3.BECAUSE PETROL FLOATS OVER IT AND CONTINUES TO BURN . IN THE CASE OF ELECTRICAL EQUIPMENT WE DO NOT USE WATER AS IT MAY GIVE ELECTRICAL SHOCK TO PEOPLE
4.BECAUSE IT INCREASES THE PRESSURE OF WATER .

HOPE IT HELPS YOU !