A Steam Engine Operates Between a High and Low Temperature

question 100

Multiple Choice

A steam engine operates between a high and low temperature of 550°C and 180°C. If the steam engine operates at 40% of its theoretical maximum efficiency and does work at a rate of 1000 W, calculate how much heat is discharged per hour.

• A) 0.8 MJ/hr
• B) 2.8 MJ/hr
• C) 3.4 MJ/hr
• D) 16 MJ/hr
• E) 12 MJ/hr

---

Definitions:

Reviewing

Reviewing involves examining or assessing something critically or carefully, often for the purpose of giving feedback or making decisions.

Grammatical Errors

Mistakes made in the use of grammar, leading to incorrect sentence structure, verb tense issues, noun-pronoun agreement errors, etc.

MLA Style

A specific formatting and citation style guide used primarily for academic writing, developed by the Modern Language Association.

Parenthetical References

Citations within the body of a text that refer to sources, usually included in parentheses, indicating where information or quotes have been obtained.