Q.

Power alcohols contains                  

A. 50-60% of petrol
B. 70-80% of petrol
C. 50-60% of ethanol
D. 70-80% of ethanol
Answer» B. 70-80% of petrol
Explanation: when ethyl alcohol is used in internal combustion engines then it is called as power. so, it contains 70-80% of petrol and 20-25% of ethanol.
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