Coke is a better fuel because coke produces more heat on burning as compared to coal
Coal is a better fuel because it produces more heat on burning as compared to coke
None of these
Both produce same amount of heat on burning.
A
Coke is a better fuel because coke produces more heat on burning as compared to coal
B
Coal is a better fuel because it produces more heat on burning as compared to coke
C
None of these
D
Both produce same amount of heat on burning.
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Solution
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Coke is a better fuel because coke produces more heat on burning as compared to coal. Coke has a higher calorific value than coal. When equal masses of coke and coal are bunt, coke produces more heat.
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