Question

What is Dams? Write two advantage and disadvantage of Dams.

Answer 1

Dams:-

A barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity or as a water supply.

ADVANTAGES:

1). Once a dam is constructed, electricity can be produced at a constant rate.

2). Dams are designed to last many decades and so can contribute to the generation of electricity for many years / decades.

DISADVANATGES:

1). Dams are extremely expensive to build and must be built to a very high standard.

2). The high cost of dam construction means that they must operate for many decades to become profitable.

Answer 2

Dams are barrier across the rivers

effects:social problems bcoz they displace a large num of people without adequate compensation.

economic problems bcoz they swallow huge amounts of money.

advantages:help store water for future needs

hydroelectricity is produced

dams are barriers tat are build to store water.plz rate it if it helpz