An Ideal Carnot Engine Has an Efficiency of 83

question 40

Multiple Choice

An ideal Carnot engine has an efficiency of 83.0% and performs 4500 J of work every cycle.How much energy is discharged to the lower temperature reservoir every cycle?

• A)920 J
• B)830 J
• C)740 J
• D)3700 J
• E)5400 J

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Definitions:

Phytochrome

A plant pigment involved in regulating various processes like germination and flowering in response to light conditions.

Pollinate

The transfer of pollen from the male parts of a flower to the female parts of the same or another flower, leading to fertilization and the production of seeds.

Cytokinin

A class of plant hormones that promote cell division and growth, and affect various aspects of plant development including shoot and root growth.

Root Tips

The section at the end of a plant's roots that contributes to growth, absorbing water and nutrients from the soil.