An Automobile Engine Is About 20 - 30% Efficient in Converting

question 40

Multiple Choice

An automobile engine is about 20 - 30% efficient in converting chemical energy to mechanical energy.Cells are about 39% efficient in the transformation of glucose to ATP.The rest of the energy is lost as heat.This is illustrative of the:

• A)First Law of Thermodynamics.
• B)Second Law of Thermodynamics.
• C)Third Law of Thermodynamics.
• D)The Cell Theory.

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