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Horse-power is still used to describe the output of:
AAqueducts
BAeroplanes
CAutomobiles
DAerodromes
Answer & Solution
Correct answer: C. Automobiles
1. The unit survives in one everyday setting.
2. It is still used to describe the output of automobiles and motorbikes.
3. So the correct answer is automobiles.
_Source: syllabus Physics Part I, Ch 6 'Work, Energy and Power'_
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