Good fuels have
(a) low ignition temperature and high calorific value.
(b) low ignition temperature and low calorific value.
(c) high ignition temperature and high calorific value.
(d) high ignition temperature and low calorific value.

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Solution

(a) low ignition temperature and high calorific value.
Good fuels should have low ignition temperature (the lowest temperature at which a substance catches fire) and high calorific value (produce a large quantity of heat).

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Similar questions

Q. 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

Select the correct option that applies to gaseous fuels:
(A) have high ignition temperature
(B) have low calorific value
(C) are easy to ignite
(D) have high calorific value

Q. One of the following is not a characteristic of a good fuel. This is:

(a) high calorific value
(b) no emission of smoke
(c) smooth burning
(d) high ignition temperature

Q. A cheap non-polluting fuel with a very high calorific value was developed by a scientist. It had an ignition temperature of 20°C. Is it a good fuel? Give reasons.

One of the following is not a characteristic of a good fuel. This is:
(a) high calorific value (b) no emission of smoke (c) smooth burning (d) high ignition temperature

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Good fuels have (a) low ignition temperature and high calorific value. (b) low ignition temperature and low calorific value. (c) high ignition temperature and high calorific value. (d) high ignition temperature and low calorific value.

(a) low ignition temperature and high calorific value.Good fuels should have low ignition temperature (the lowest temperature at which a substance catches fire) and high calorific value (produce a large quantity of heat).

Good fuels have
(a) low ignition temperature and high calorific value.
(b) low ignition temperature and low calorific value.
(c) high ignition temperature and high calorific value.
(d) high ignition temperature and low calorific value.

(a) low ignition temperature and high calorific value.
Good fuels should have low ignition temperature (the lowest temperature at which a substance catches fire) and high calorific value (produce a large quantity of heat).