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An engine operating between the boiling and freezing points of water will have 1. Efficiency more than \(27 \%\) 2. Effi…

Q1

An engine operating between the boiling and freezing points of water will have
1. Efficiency more than \(27 \%\)
2. Efficiency less than the efficiency a Carnot engine operating between the same two temperatures.
3. Efficiency equal to \(27 \%\)
4. Efficiency less than \(27 \%\)

[JEE Main 2023, 12 Apr (Shift 1)]

a

2,3 and 4 only

b

2 and 3 only

c

2 and 4 only

d

1 and 2 only

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