20. A scientist says that the efficiency of his heat engine which operates at source temperature 127°C and sink temperature 27°C is 26%, then
(a) It is impossible
(b) It is possible but less probable
(c) It is quite probable
(d) Data are incomplete
Answer-a
(11)
You May Also Like
-
Feb 10, 2025
Click Here for Hindi medium NEET Course (239)
-
Feb 4, 2025
Best Career Counsellors in Chandigarh – Transform Your Future with Flame Institute In today’s competitive world, choosing the right career...
-
Sep 17, 2024
Best Physics coaching Teacher in Chandigarh Mohali At Flame Institute, our physics teacher is highly experienced, specializing in preparing students...
-
Sep 5, 2022
(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (123)