In the First Law of Thermodynamics (ΔU = Q

question 76

Multiple Choice

In the first law of thermodynamics (ΔU = Q + W) , the variables Q and W stand for

• A) the heat flow out of the system and the work done on the system.
• B) the heat flow out of the system and the work done by the system.
• C) the heat flow into the system and the work done by the system.
• D) the heat flow into the system and the work done on the system.

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Definitions:

Premiums

Additional amounts paid over the normal cost or value, often related to insurance policies or bond prices above their face value.

Discounts

Reductions to the selling price of goods or services that can be applied for various reasons, such as to encourage prompt payment or to move inventory quickly.

Face Value

The nominal or dollar value printed on a bond or a stock certificate, representing the amount due to the holder at maturity.

Straight-Line Amortization

A method of evenly spreading the cost of an intangible asset over its useful life.