Home
Class 11
PHYSICS
Heat cannot by itself flow from a body a...

Heat cannot by itself flow from a body at lower temperature to a body at higher temperature is a statement or consequence of

A

Ist law of thermodynamics

B

IInd law of thermodynamics

C

conservation of momentum

D

conservation of mass

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

(A): It is not possible for a system, unaided by an external agency to transfer heat from a body at lower temperature to another body at higher temperature. (R ): According to Clausius statement, "No process is possible whose sole result is the transfer of heat from a cooled object to a hotter object.

When the temperature of a body increases

The normal temperature of human body is

(A): It is possible to transfer heat energy from body at lower temperature to body at higher temperature by using external agency (R ): External agency extracts more heat from colder body by doing work rejects less heat to hotter body, hence heat transfer is possible.

Ethanol boils at a lower temperature of…….

Why is Li_2CO_3 decomposed at a lower temperature whereas Na_2CO_3 at higher temperature?

Normal body temperature of a man

Assertion (A) A room can be cooled by opening the door of a refrigerator in it. Reason ( R) Heat always flows from a body at higher temperature to a body at lower temperature.