Advertisements
Advertisements
प्रश्न
State two disadvantages of producing hydroelectricity.
Advertisements
उत्तर
Disadvantages of producing hydroelectricity:
1. Due to the construction of dams over the rivers, plants and animals of that place get destroyed or killed.
2. The ecological balance in the downstream areas of rivers gets disturbed.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Give reasons for the following A teacher moving around in the class is doing work but a child standing and reading a book is not doing any work.
State the SI unit of work.
Give two examples of work done.
Write an expression for work done by a force depends?
Can a body possess zero kinetic energy?
Name the physical quantity whose SI unit is Nm.
Give an example
Electrical energy changes of sound energy.
If 60% of the potential energy available in a waterfall is converted into heat energy, find the height of the waterfall, when the temperature difference between the top and the bottom of the fall is 0.210C (sp. Heat cap. Of water = 4200J/kgK).
State larger units of power.
Name the material commonly used for the manufacturing of solar cells.
