Advertisements
Advertisements
प्रश्न
Write whether true or false
Electrical energy can be generated.
पर्याय
True
False
Advertisements
उत्तर
This statement is true
Explanation:
While energy cannot be created from nothing, we “generate” electrical energy by transforming other available forms of energy into it. For example, power plants convert the mechanical energy of spinning turbines driven by wind, water, or steam into an electrical current using magnetic fields and generators.
APPEARS IN
संबंधित प्रश्न
What is the difference between a thermal power plant and a hydro power plant?
State two advantages of producing hydroelectricity.
State two disadvantages of producing hydroelectricity.
At a hydro power plant:
(a) kinetic energy possessed by stored water is converted into electrical energy
(b) electrical is extracted from water
(c) water is converted into steam to turn turbines and produce electricity.
(d) potential energy possessed by stored water is converted into electricity.
The harnessing of which of the following leads to the destruction of large eco-systems?
(a) thermal power
(b) tidal power
(c) hydro power
(d) geothermal power
The harnessing of which of the following leads to the destruction of large eco-systems?
(a) thermal power
(b) tidal power
(c) hydro power
(d) geothermal power
What is common between the sun and a hydrogen bomb?
Which of the two is a cleaner fuel: hydrogen of CNG? Why?
Read the information given below and solve the questions based on it.
Electric energy is produced in various ways like hydroelectric, wind power, Solar energy, bio-fuel, etc. These energy sources are inexhaustible, sustainable. Besides, it does not cause any environmental problem.
i. Above information is about which type of energy?
ii. Whether the fossil fuel is an example of this energy?
iii. Draw the flow chart of production of electric energy.
Give your opinion about whether hydroelectric plants are environment friendly or not?
Kinetic energy in flowing water drives ________ to generate electricity.
Find an odd one out.
In a windmill, the rotating blades drive the turbine and the turbine in turn drives the generator to generate electricity.
Draw the flowchart showing generation of electrical energy through hydroelectric power plant.
Complete the following flow chart.
Coil of wire is rotated between electromagnets is created ______.
In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because
The Hydroelectric capacity of Koyna dam is ______.
