Question:
A certain machine is 30% efficient. This means the machine will convert
A. 30% of the energy input to useful work 70% of the energy input will be wasted.
B. 70% of the energy input to useful work 30% of the energy input will be wasted.
C. As strange as it may seem, both of the above.
D. None of the above.
Thermodynamics:
Thermodynamics is the engineering study whose main motive is to convert the heat into the desired work, which can be applied for several functions. It deals with the effects of heat on the matter surrounding it.
Answer and Explanation:1
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Option (A) is correct. If a certain machine is 30% efficient, this means that the machine will convert 30% energy input into useful work and 70% of...
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