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प्रश्न
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
विकल्प
True
False
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उत्तर
False
Correct Statement: Coal and petroleum are non-renewable energy resources.
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संबंधित प्रश्न
Compare and contrast fossil fuels and the Sun as direct sources of energy
Classify the following
Coal, Wind, Tides, Petroleum,Wood, Natural gas
What is the basis of above classification?
An examples of a renewable source of energy is:
(a) petrol
(b) natural gas
(c) biogas
(d) kerosene
What are the various fuels which are used to generate electricity in a thermal power plant?
What is the composition of liquefied petroleum gas (LPG)?
Name the component which is found in natural gas well as in biogas.
Why is LPG considered a better fuel than coal?
LPG consists mainly of:
(a) butane
(b) ethane
(c) butanone
(d) methane
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
Which of the following is needed for the formation of biogas from cow-dung and which not?
Water, Oxygen
Fill in the following blank with suitable word:
Tidal waves build up and recede ........... a day.
Name the major component of biogas.
A certain form of energy is available due to the difference in the temperature of water at the surface of the ocean and its deeper levels.
(a) Name the form of energy.
(b) Is this energy ultimately derived from the sun or not?
(c) Explain how this form of energy can be converted into electricity.
(d) What is the minimum temperature difference in water at the surface of ocean and its deeper level which is required to operate power plants based on is energy?
Which produced of the nuclear fission of uranium-235 is utilised to cause further fission of its nuclei?
Which of the two is more energy efficient: filament type electric bulb or CFL? Why?
Choose the correct answer.
Windmills have been used for many centuries in
Who is the odd one out?
Which of the following is a non-renewable source of energy?
Which part of the solar cooker is responsible for greenhouse effect?
