A Heat Engine with an Efficiency of 30

question 40

Multiple Choice

A heat engine with an efficiency of 30.0% performs 2500 J of work.How much heat is discharged to the lower temperature reservoir?

• A) 5830 J
• B) 8330 J
• C) 750 J
• D) 1350 J
• E) 7080 J

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Definitions:

Phlebotomist

A healthcare professional specialized in drawing blood from patients for various tests, transfusions, research, or donations.

Antecubital

The inner surface of the arm at the elbow.

Blood Collection Tube

a sterile tube used for the collection, transport, and processing of blood samples for laboratory testing.

Blood Smear

A laboratory test where blood is spread on a slide and stained to examine the blood cells under a microscope, helping in the diagnosis of blood disorders.