How Much Work Will Need to Be Input to Expel $\circ$

question 22

Multiple Choice

How much work will need to be input to expel 5.0 J of heat to the hot reservoir of a Carnot heat pump operated between 20 ^$\circ$ C and 0 ^$\circ$ C?

• A)0.23 J
• B)0.37 J
• C)0.56 J
• D)0.68 J
• E)0.34 J

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Definitions:

Payback Period

The time it takes for an investment to generate an amount of income or cash equal to the cost of the investment.

Initial Cost

The original cost of acquiring an asset, including purchase price and any expenses incurred to put the asset into use.

Cash Inflows

Money or equivalents received by a company during a specific period, which can come from operations, investments, or financing activities.