"Heat flows from hot substance to cold substance unaided". The name associated with the above statement is

Related MCQs

• "Heat can flow from cold substance to hot substance with the aid of external work". Which of the following name is associated with the above statement?
• "It is impossible to construct a heat engine which operates in a cycle and receives a given amount of heat from a high temperature body and does equal amount of work". Which of the following name is associated with the above statement?
• When a direct current is passed through a junction of two dissimilar metals, the junction becomes either cold or hot. The phenomenon is known as
• "What two dissimilar metals are heated at one end cooled at the other c.m.f. is developed proportional to difference of temperatures at two ends". Which of the following name is associated with the above statement?
• A heat engine works on a Carnot cycle with a heat sink at a temperature of 27?C. The efficiency of the engine is 10%, the temperature of the heat source is
• A Carnot refrigerator extracts 100 kcal of heat per minute from a cold room which is maintained at - 15?C and it is discharged to atmosphere at 30?C. The horse power required to run the unit would be
• "The internal energy of a gas is a function of temperature". Which of the following name is associated with the above law?
• The heat flows through solids only by
• A substance above critical temperature exists as
• In a Carnot engine, when the working substance gives heat to the sink