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charle [14.2K]
2 years ago
14

Define efficiency. class -8 ​

Physics
2 answers:
Finger [1]2 years ago
8 0

the state or quality of being efficient.

"greater energy efficiency"

Answer

Efficiency is the ability to avoid wasting materials, energy, efforts, money, and time in doing something or in producing a desired result.

Rashid [163]2 years ago
3 0

Answer:

The amount of heat produced by the complete combustion of unit mass of a fuel is known as fuel efficiency or calorific value.

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The answer is B

Explanation:

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