A Perfectly Reversible Heat Pump with a Coefficient of Performance

question 1

Multiple Choice

A perfectly reversible heat pump with a coefficient of performance of 14 supplies energy to a building as heat to maintain its temperature at 27°C.If the pump motor does work at the rate of 1 kW, at what rate does the pump supply energy to the building?

• A)15 kW
• B)3.9 kW
• C)1.4 kW
• D)0.26 kW
• E)0.067 kW

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Definitions:

Private Goods

Goods that are both excludable and rivalrous, meaning only paying customers can consume them, and one individual's consumption reduces the quantity available for others.

Market Failure

A situation where the allocation of goods and services by a free market is not efficient, often leading to negative externalities or public goods not being produced in sufficient quantities.

State-Owned Bridge

A bridge that is owned, financed, and operated by the government or state authorities, indicating public ownership and responsibility.

Public Good

A good that is non-excludable and non-rivalrous, meaning its use by one person does not reduce its availability to others, and no one can be effectively excluded from using it.