Advertisements
Advertisements
प्रश्न
Write whether true or false
Electrical energy can be generated.
विकल्प
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
Write the energy conversion that takes place in a hydropower plant.
There are four fuels which all contain only carbon and hydrogen. The fuel having highest calorific value will be one which has:
(a) more of carbon but less of hydrogen
(b) less of carbon but more of hydrogen
(c) equal proportions of carbon and hydrogen
(d) less of carbon as well as less of hydrogen
What is the difference between a thermal power plant and a hydro power plant?
How has the traditional use of energy of flowing water been modified for our convenience?
What is hydroelectricity? Explain the basic principle of generation of hydroelectricity with the help of a labelled diagram.
Describe the working of a hydrogen bomb.
Which of the two is a cleaner fuel: hydrogen of CNG? Why?
Give scientific reasons:
It is possible to produce energy from mW to MW using solar photovoltaic cells.
Give your opinion about whether hydroelectric plants are environment friendly or not?
Kinetic energy in flowing water drives ________ to generate electricity.
While producing hydroelectric energy, there is no pollution.
In a windmill, the rotating blades drive the turbine and the turbine in turn drives the generator to generate electricity.
Write the advantages of the Hydroelectric Power project.
Draw the flowchart showing generation of electrical energy through hydroelectric power plant.
Observe the given diagram and answer the questions.
- Which type of energy is generated?
- This power station depends on which factors?
- Is it environment friendly?
In a hydro power plant
Complete the stages in electric generator using wind energy.
