Two statements are given, one marked as Assertion (A) and the other as Reason (R). Assertion (A): The efficiency of a Carnot engine is always less than 1. Reason (R): The sink temperature T2 cannot be absolute zero (0 K) in practice. Select the correct answer using the options given below.

Question

Physics · Thermodynamics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Share:

Correct answer

Both (A) and (R) are true and (R) is the correct explanation of (A).

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Thermodynamics?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Physics · Thermodynamics

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?

Which of the following viceroys of India is associated with the 'Ilbert Bill' controversy?

Answer 1

(A) is false, but (R) is true.

Answer 2

Both (A) and (R) are true and (R) is the correct explanation of (A).

Answer 3

Both (A) and (R) are true, but (R) is not the correct explanation of (A).

Answer 4

(A) is true, but (R) is false.

Related Practice Questions