If a Steam Engine Operates at Half of Its Theoretical

question 119

Multiple Choice

If a steam engine operates at half of its theoretical maximum efficiency e_max) and does work at a rate of W J/s, calculate how much heat is discharged per second.

• A) W 1 − e_max /2) / 2e_max
• B) 2W 1 − e_max) / e_max
• C) W 1 − e_max) / e_max
• D) W 2 − 2e_max/2) / e_max/2)
• E) 2W 1 − e_max/2) / e_max

---

Definitions:

Net Loss

The amount by which total expenses exceed total revenues for a specific period, indicating a reduction in equity.

Accruals

Accounting method where revenue and expenses are recorded when they are earned or incurred, regardless of when the cash transaction takes place.

Unrecorded Expense

An expense that has been incurred but not yet documented or reported in the accounting records.

Unrecorded Revenue

Revenue that has been earned but has not yet been documented in the accounting records.