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प्रश्न
Name a few major producers of petroleum in the world.
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उत्तर
The main oil-producing areas are the Gulf countries including Saudi Arabia, Iraq, Iran, the USA, Venezuela, Algeria, and Russia.
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संबंधित प्रश्न
Name two energy sources that you would consider to be renewable. Give reasons for your choices.
On what basis would you classify energy sources as
(a) renewable and non-renewable?
(b) exhaustible and inexhaustible?
Are the options given in (a) and (b) the same?
Calorific value and ignition temperature of fuel X are 75 kJ/g and 20°C respectively. These values for fuel Y are 50 kj/g and 75°C respectively. On burning, the fuel Y produces only CO2while fuel X produces CO2 and CO. Which of the two is a better fuel? Give two reasons to support your answer.
State two important uses of natural gas
State one important use of CNG these days.
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
Write a short note on the pollution caused by burning fossil fuels.
What are the various steps which can be taken to control (or reduce) pollution caused by burning fossil fuels?
Which fossil fuel formed by the buried remains of large land plants?
Apart from cattle dung, what other substances can be added to a biogas plant?
Name the biomass which is still widely used as a source of heat energy in many household of our country.
Most of the sources of energy that we sue represent stored solar energy. Which of the following is not ultimately derived from the sun's energy?
(a) wind energy
(b) geothermal energy
(c) fossil fuels
(d) biomass
What type of nuclear reaction is responsible for the liberation of energy:
in a nuclear reactor?
The source of energy of the sun is:
(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton
State whether the following is True or False.
The Sardar Sarovar Dam is built on the river Narmada.
What are renewable energy resources?
Who is the odd one out?
Name the major constituent of natural gas.
Why is there a need for harnessing non-conventional sources of energy? How can energy be harnessed from the sea in different ways?
Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
