If a Heat Engine Has an Efficiency of 20% and Its

question 16

Multiple Choice

If a heat engine has an efficiency of 20% and its power output is 660 W,what is the rate of heat input from the combustion phase?
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• A) 132 W
• B) 3,400 W
• C) 3,300 W
• D) 3,200 W
• E) 3,100 W

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Definitions:

Initial Outlays

The initial investments or costs incurred when starting a project, business, or investment.

Net Present Value

A financial measure that assesses an investment's profitability by calculating the difference between the present value of cash inflows and the present value of cash outflows throughout a certain timeframe.

Internal Rate of Return

The discount rate that makes the net present value (NPV) of all cash flows from a particular project equal to zero.

Cost of Capital

The rate of return a company must pay investors to finance its assets, often used as a benchmark to evaluate the profitability of investments.