Question

The efficiency of an ideal heat engine working between the freezing point and boiling point of water is, (NEET 2017)


1. 6.25 %

2. 26.8%

3. 12.5%

4. 20%

Answer 1

here is your answer OK

2) 26 .8 percent is answer OK

hello according to Carnot theory

the efficiency of an ideal heat engine is given by ( n = T1 - T2 / T1 )x100

OK

T1 = 373, T2 = 273

n = 100/373 x 100 = 26.8 percent answer OK

I hope I help you

Answer 2

2. 26.8%
I am 100%sure dear....
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