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प्रश्न
State whether the following is True or False.
The Sardar Sarovar Dam is built on the river Narmada.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Name two energy sources that you would consider to be renewable. Give reasons for your choices.
What is meant by a non-renewable source of energy? Give two examples of non-renewable source of energy.
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
A good fuel is one which possesses:
(a) high calorific value and low ignition temperature
(b) high calorific value and high ignition temperature
(c) high calorific value and moderate ignition temperature
(d) low calorific value and moderate ignition temperature
What are the various steps which can be taken to control (or reduce) pollution caused by burning fossil fuels?
Why is LPG considered a good fuel?
The main constituent of petroleum gas is:
(a) methane
(b) ethane
(c) butane
(d) propane
Apart from cattle dung, what other substances can be added to a biogas plant?
Compare and contrast biomass and hydroelectricity as sources of energy.
Why is biogas considered an ideal fuel for domestic use?
Describe the construction and working of a biogas plant with the help of a labelled diagram.
One of the following is not required in the formation of biogas in a biogas plant. This is:
(a) cow-dung
(b) water
(c) oxygen
(d) anaerobic bacteria
What type of nuclear reaction is responsible for the liberation of energy:
in the sun?
Which of the following is ultimately not derived from the sun's energy (or solar energy)?
(a) wind energy
(b) nuclear energy
(c) biomass energy
(d) ocean thermal energy
You have three unlabelled test tubes containing ethanol, ethanoic acid and soap solution. Explain the method you would use to identify the compounds in different test tubes by chemical tests using litmus paper and sodium metal.
Name five renewable and three non-renewable sources of energy.
Explain why is it no wise to regard wood as a renewable sources of energy.
Name the major constituent of natural gas.
Which part of the solar cooker is responsible for greenhouse effect?
What is non-renewable resources?
