The most efficient engine is _____?
PPSC 5 Years Past Papers Subject Wise (Solved with Details) / All — Multiple-choice practice
سب سے زیادہ موثر انجن _____ ہے؟
- A. Electric
- B. None of these
- C. Diesel
- D. Petrol
Correct answer
Electric
Explanation
Explanation Electric engines are considered the most efficient. Because they convert more energy from the battery into usable power compared to internal combustion engines like petrol and diesel. It is lose a significant amount of energy as heat.
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