Hydroelectric power - class-X
Description: hydroelectric power | |
Number of Questions: 20 | |
Created by: Amish Majumdar | |
Tags: physics when current flows energy : forms and sources environmental management biology heat and energy towards green energy world energy needs structure of earth sources of energy energy production |
The water stored in the dam on a river has .................. .
The tidal power plants are constructed near the mouth of ................ bays.
The ultimate source of hydroelectric energy is :
Destruction of large eco-systems occurs during the harnessing of.
Which of the following are disadvantages of hydro power plant?
Mark the statement which is an advantage of hydel energy.
Which of the following is not a limitation of hydel energy?
Ultimate source of hydroelectricity is the _______ .
The minimum height required to convert the stored potential energy of water into electric energy is ____.
Which of the following is not an advantage of hydro energy?
As the water is released through control valves, _____ of water changed to ____ .
Which of the following is not a purpose to build dams?
Which of the following is not a disadvantage of building large dams?
Which of the following is an advantage of building dams?
Which of the following is not a disadvantage of building large dams for generating hydro electric power?
Which of the following is / are disadvantage of building large dams for generating hydro electric power?
At present, the contribution of hydroelectricity to the total power generation in India is
Construction of dams
Arrange the following steps in the conversion of hydel energy to electricity in a proper sequence.
(a) Released water is made to fall on the blades of the turbines.
(b) Water in the dam is released.
(c) Water is collected in the dam.
(d) Potential energy is converted to kinetic energy.
(e) The armature of the electric generator rotates to produce electricity.