A Heat Engine Absorbs 64 Kcal of Heat Each Cycle

question 73

Short Answer

A heat engine absorbs 64 kcal of heat each cycle and exhausts 42 kcal.
(a) What is the efficiency of this engine?
(b) How much work does this engine do per cycle?

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Definitions:

Sales Volume

This refers to the total number of units of a product or service sold over a specific period.

Account Analysis

A method for analyzing cost behavior in which an account is classified as either variable or fixed based on the analyst’s prior knowledge of how the cost in the account behaves.

Mixed Cost

An expense that contains both fixed and variable components, changing in total with the level of activity though containing a constant element.

Fixed Cost

Expenses that do not change in total with changes in the level of output or activity within a certain range.