Tag: evs - i

Questions Related to evs - i

Which of the following substances is smokeless?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. Charcoal

  2. Biogas and LPG

  3. Coke

  4. All of these

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Correct Option: D
Explanation:

Fuels that burns without smoke are also termed as smokeless fuels. Smokeless fuels include charcoal, liquid petroleum, biogas, coke and anthracite.

Producer gas is a mixture of.

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. carbon monoxide and nitrogen gas

  2. carbon monoxide and hydrogen gas

  3. carbon monoxide and water vapor

  4. carbon monoxide and nitrous oxide

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Correct Option: B

When was India's first critical nuclear reaction carried out?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. December, 1941

  2. December, 1964

  3. January, 1950

  4. March, 1971

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Correct Option: A

State whether the given statement is True or False :

Flowing water is a good source of energy. 

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. True

  2. False

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Correct Option: A
Explanation:

Flowing water is a good source of energy. It is available at many places and has great energy providing capability.

What percentage of energy requirement of India is met by nuclear power stations?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. 3%

  2. 5%

  3. 10%

  4. 20%

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Correct Option: A

Which of the following is not a non-conventional source of energy?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. Solar energy

  2. Wind energy

  3. Tidal energy

  4. Coal energy

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Correct Option: D
Explanation:

Coal is a conventional source of energy.

If you could use any source of energy for heating your food, which one would you use?

evs - i renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications substances objects and energy substances, objects and energy renewable resources alternative fuels and energy sources alternative sources of energy

  1. Methane gas

  2. Natural gas

  3. Petrol

  4. None

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Correct Option: B
Explanation:

Out of the given energy sources, methane gas and petroleum are too highly combustible fuels to be used for domestic purposes. Natural gas is safer than the other two fuels and is less hazardous too.

Which of the following is potentially good source of energy?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. Solar energy

  2. Energy from coal

  3. Energy from petroleum products

  4. Energy from wood

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Correct Option: A
Explanation:

Solar energy is potentially an excellent source of energy and if utilized properly, it can provide energy solutions for many generations to come.

Which of the following substances is flammable?

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. glass

  2. iron

  3. wood

  4. copper

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Correct Option: C

The fuels that cannot be replenished, once they are used are called _______ .

evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

  1. renewable sources

  2. non-renewable sources

  3. ultimate sources

  4. accessible sources

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Correct Option: B