A Heat Pump Uses 200 J of Work to Output

question 64

Multiple Choice

A heat pump uses 200 J of work to output 300 J of heat into a heat reservoir at 200 K. What is the coefficient of performance for the heat pump?

• A) 1.0
• B) 1.5
• C) 2.5
• D) 2.8

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Definitions:

Black And White

A term often used to describe a situation or view that is seen or presented as only having two starkly different conditions or options.

High-Intensity Light

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The ability of organisms to perceive different wavelengths of light, enabling them to see colors.

Optic Nerve

A nerve that transmits visual information from the retina to the brain.