A Carnot engine works between and . What is its efficiency (in %)?
Answer and explanation
Correct answer: B. 50
- Step 1: State the theoretical efficiency formula for an ideal Carnot heat engine: .
- Step 2: Substitute source temperature and sink temperature : .
- Step 3: Convert to percentage: .
Answer
50.
Practise more Thermodynamics.
Free questions with an explanation for every one, and full timed Cambridge A-Level mock tests.
More Thermodynamics questions
- of a monatomic ideal gas at is heated at constant pressure until its volume doubles. How much heat must b…
- A Carnot engine works between and . What is its efficiency (in %)?
- A Carnot engine works between and . What is its efficiency (in %)?
- A Carnot engine works between and . What is its efficiency (in %)?
- A Carnot engine works between and . What is its efficiency (in %)?