সব প্রশ্নে ফিরে যান
General Science
How are the efficiencies of any heat engine (miu) and reversible heat engine (miuR) compared, when both are operating between same heat source and same heat sink?
A) miu = miuR
B) miu>miuR
সঠিক উত্তর
C) miu
D) none of these