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Question

Thermal equilibrium between two or more bodies exists, when they are brought together, there is no change in ________.

दो या दो से अधिक पिंडों के बीच थर्मल संतुलन मौजूद होता है, जब उन्हें एक साथ लाया जाता है, तो ________ में कोई परिवर्तन नहीं होता है।

A.

density

B.

pressure

C.

temperature

D.

all options are correct

Answer ( Option C)

temperature

Solution

Two physical systems are in thermal equilibrium, if no heat flows between them when they are connected by a path permeable to heat. Thermal equilibrium obeys the zeroth law of thermodynamics.

Hence, the correct option is (C).

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