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Combustion And ...

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  • Question 1
    1 / -0

    Coal formation results from which of the following natural processes?

  • Question 2
    1 / -0

    Which of the following options is a non combustible substance?

  • Question 3
    1 / -0

    Which of the following options correctly defines calorific value of a fuel?

  • Question 4
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    Which of the following options is not the characteristic of a good fuel?

  • Question 5
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    Which of the following options is not a constituent of LPG used in gas cylinders meant for domestic usage?

  • Question 6
    1 / -0

    Which of the following sources of energy, after refining, is also used as a fuel for jet airplanes?

  • Question 7
    1 / -0

    Which of the following substances is used for extraction of iron from its ore?

  • Question 8
    1 / -0

    Which of the following options is not a constituent of coal gas?

  • Question 9
    1 / -0

    Where is natural gas found in the ocean?

  • Question 10
    1 / -0

    Which of the following substances has the highest calorific value?

  • Question 11
    1 / -0

    Select the odd one among the fuels listed below.

  • Question 12
    1 / -0

    Which of the following statements is not true regarding the luminous flame of coal gas?

  • Question 13
    1 / -0

    Which of the following components does not vaporise during the fractional distillation of petroleum?

  • Question 14
    1 / -0

    Vaseline used as a cosmetic is produced by

  • Question 15
    1 / -0

    The crude oil obtained from earth is called

  • Question 16
    1 / -0

    Which of the following resources is an inexhaustible natural resource?

  • Question 17
    1 / -0

    Which of the following forms of carbon is used in the manufacture of steel?

  • Question 18
    1 / -0

    What are the most suitable temperature and pressure conditions for the formation of petroleum?

  • Question 19
    1 / -0

    Which of the following tips is incorrect as per PCRA?

  • Question 20
    1 / -0

    Which of the following options correctly states the full form of CNG?

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