1
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Which statement is incorrect?
A
all reversible cycles have same efficiency
B
reversible cycle has more efficiency than an irreversible one
C
Cannot cycle is a reversible one
D
Cannot cycle has the maximum efficiency in all cycles.
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Infrared radiation is detected by
A
spectrometer
B
pyrometer
C
nanometer
D
photometer
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Even Carnot engine cannot give $$100\% $$ efficiency because we cannot
A
prevent radiation
B
find ideal sources
C
reach absolute zero temperature
D
eliminate friction.

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