wenjie14 wenjie14

29-12-2023
Physics

contestada

Imagine a Carnot engine has a hot reservoir of 680 K and a cold reservoir of 220 K. What is the efficiency of the engine?
1) Cannot be determined
2) 58.3%
3) 68.2%
4) 22.0%

Respuesta :

Otras preguntas

correct the sentence werent their no cookies left.

Which of the following do the body paragraphs in an informational text contain? A..Thesis B..Main idea C..Introduction D..Supporting details

Marily ate 320 pounds of vegetables last year. How many ounces did she eat per month? Round to the nearest tenth

4.1 - 2.7 = please help me im stuck

What three factors transformed industry during the Gilded Age?

Today I ran into a problem. I need to figure out 36% of 125 but it's hard please help

Use numerals instead of words. If necessary, use decimals instead of fractions. Joe's Hot Dog Stand is only open for lunch. Of today's sales, 26% came from sell

You decide you will buy a stock only if it shows an overall increase over the next 30 days. The first 10 days, it has an average daily increase of $0.30. T he

1 4/5 as an improper fraction

State whether the given measurements determine zero, one, or two triangles. C = 30°, a = 28, c = 14