Basic Maths and Units and DimensionsHard
Question
An engine is supposed to operate between two reservoirs at temperature 727oC and 227oC. The maximum possible efficiency of such an engine is :-
Options
A.1/2
B.1/4
C.3/4
D.1
Topic: Basic Maths and Units and Dimensions·Practice all Basic Maths and Units and Dimensions questions
More Basic Maths and Units and Dimensions Questions
A physical quantity of the dimensions of length that can be formed out of c, G and e24πε0is [c is velocity of ...A table fan, rotating at a speed of 2400 rpm is switched off and the resulting variation of the rpm with time is shown i...The inductance between A and D is...A body moving with a uniform acceleration crosses a distance of 65m in the 5th second and 105m in 9th second. How far wi...A massless rod is suspended by two identical strings AB and CD of equal length. A block of mass m is suspended from poin...