Physics, asked by margajsiddhi3504, 10 months ago

The source and sink temperatures of a Carnot engine are
400 K and 300 K, respectively. What is its efficiency?
(a) 100% (b) 75%
(c) 33.3% (d) 25%

Answers

Answered by tanujyadav28

0

Answer:

It is given that T = 400 K and t = 300 K

These are the temperatures of source and sink respectively.

The efficiency of the cycle is,

η=1−

T

t

η=1−0.75=0.25

Thus the efficiency is 25 %

Previous Question

Next Question

Similar questions

Science, 5 months ago

underground water is free from in soluble impurities ...

Physics, 5 months ago

Rectilinear flow of heat stands for : (A) Heat flowing along X-direction (B) Heat flowing along both X and Y directions (C) Heat flowing along all the three X, Y and Z directions (D) None of these...

Hindi, 5 months ago

हिंदी में पांच पहेलियां और उनके उत्तर...

Physics, 10 months ago

If ∆U and ∆W represent the increase in internal energy and work done by the system respectively in a thermodynamical process, which of the following is true? (a) ∆U = -∆W, in an adiabatic process (b) ∆U = ∆W, in an isothermal process (c) ∆U = ∆W, in an adiabatic process (d) ∆U =-∆W, in an isothermal process...

Physics, 10 months ago

Given that A + B = R and A² + B² = R². The angle between A and B is (a) 0 (b) π/4 (c) π/2 (d) π...

Physics, 1 year ago

What is velocity ?? Follow me plz and I will follow u back XD group ...

Chemistry, 1 year ago

exception related to f group elements...

Math, 1 year ago

set Whole number is not closed with respect to substraction.