Science, asked by cbnair2004, 1 month ago


14. Which engine is not perfectly reversible?
a) steam
b) Carnot
c) petrol
d) both a and c​

Answers

Answered by tauniaelliott801
1

Answer:

D

Explanation:

Answered by CharithraD
1

Answer:

both a and c

Explanation:

The Carnot heat-engine cycle described is a totally reversible cycle. That is all the processes that compose it can be reversed, in which case it becomes the Carnot refrigeration cycle

Previous Question
Next Question
Similar questions
Physics, 29 days ago
Identify each of the following statements as Fact or Fiction. Give reason in support of your answers. (a) Statement:- Some plants can trap insects Fact/Fiction: ----------------------------- Reason: ---------------------------------------------------------- (b) Statement:- All organisms ingest food in the same way. Fact/Fiction: ---------------------------- Reason:...
English, 29 days ago
Last night, when I _ dinner, my mom _ I totally_ about the roast in the oven, and I _ everything. ( MAKE CALL FORGET BURN)​...
Math, 29 days ago
14 kg 480 g. How much is the mass of the gas contained in it? 25. From a cloth 5 m long, a piece of length 2 m 85 cm is cut off. What is the length of the remaining piece? 26. In order to make a shirt, a length of 2 m 75 cm of cloth is needed. How much length of fn 1 cunh chirts?​
Physics, 1 month ago
a thin hemisphere cup of radius R bears a charge q uniformly distributed over it's surface. find the electric field at the center of the flat surface of the hemisphere​...
Math, 1 month ago
An employee earns $68.00 a week, is offered an increase or 5%. Find the new weekly salary.​ Please give step by step explanation​...
Math, 8 months ago
EXERCISE 3.1 Aftab tells his daughter, "Seven years ago, I was seven times as old as you were then. Also, three years from now. I shall be three times as old as you will be." (Isn't this interesting?) Represent this situation algebraically and graphically.​
Science, 8 months ago
can anyone help me to how to draw this pic please ​???
History, 8 months ago
Pls solve this as i have to submit today...