If two systems A and B are in thermal equilibrium with a third system C then A and B are is thermal equilibrium with each other. This Is called? A) First law of thermodynamics B) Second law of thermodynamics C) Zeroth law of thermodynamics D) None of these Related MCQs: Thermal efficiency of a thermal power plant is The general equilibrium shows equilibrium in? The third isotope of hydrogen is called? A farmer divides his herd of cows among his four sons so that first son gets one half of the herd, the second son one-fourth, the third son one fifth and the fourth son 7 cows. the total number of cows in the herd is?