A Heat Pump Has a Coefficient of Performance of 4

question 7

Multiple Choice

A heat pump has a coefficient of performance of 4. If the heat pump absorbs 20 kJ of heat from the cold outdoors in each cycle, the heat expelled (in kJ) to the warm indoors is:

• A)34
• B)27
• C)36
• D)40
• E)80

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Definitions:

Promised Act

An action that a party commits to carrying out, often referenced in the context of contractual agreements.

Ovulated Cell

Commonly referred to as an ovum or egg cell, it is the female reproductive cell released during ovulation.

Meiosis

A type of cell division that reduces the chromosome number by half, creating four daughter cells, each with half the number of chromosomes of the parent cell, essential for sexual reproduction.

Primary Spermatocytes

Diploid cells that undergo meiosis I to form two haploid secondary spermatocytes, crucial for spermatogenesis.