Assertion (A) : The work output of SI engines can be improved by increasing the compression ratio.
Reason (R) : Fuels of higher octane number can be employed at higher compression ratio.
Select the correct answer.
1
Both (A) and (R) are true and (R) is correct explanation of (A)
2
Both (A) and (R) are true but (R) is not correct explanation of (A)
3
(A) is true, (R) is false
4
(A) is false, (R) i ture
5
Question Not Attempted