Question 13
Which among the following is considered as the cleanest fuel?

(a) Cow dung cake
(b) Petrol
(c) Kerosene
(d) Hydrogen gas

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Solution

The answer is (d).
Hydrogen gas is considered as the cleanest fuel. Unlike carbon fuel, hydrogen produces no harmful by-products on combustion.

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Similar questions

Q. Question 13
Which among the following is considered as the cleanest fuel?

(a) Cow dung cake
(b) Petrol
(c) Kerosene
(d) Hydrogen gas

Which of the following fuels has the highest calorific value ?

Kerosene, Wood, Hydrogen, Cow-dung cakes, LPG

Among the following fuels, which has the least calorific value:

CNG, Petrol, Cow Dung Cake, Wood.

Q. Which of the following is not a fossil source of energy?

(a) kerosene oil
(b) cow-dung cakes
(c) CNG
(d) coal

What do you understand by calorific value? Arrange the following fuels in their ascending order of calorific value : hydrogen, methane, cow dung cake, kerosene, wood. [3 MARKS]

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Question 13 Which among the following is considered as the cleanest fuel? (a) Cow dung cake (b) Petrol (c) Kerosene (d) Hydrogen gas

The answer is (d). Hydrogen gas is considered as the cleanest fuel. Unlike carbon fuel, hydrogen produces no harmful by-products on combustion.

Question 13
Which among the following is considered as the cleanest fuel?

(a) Cow dung cake
(b) Petrol
(c) Kerosene
(d) Hydrogen gas

The answer is (d).
Hydrogen gas is considered as the cleanest fuel. Unlike carbon fuel, hydrogen produces no harmful by-products on combustion.