Thermodynamics Mixed Drill

A mixed set spanning laws, processes, and heat transfer. Ideal for students preparing board exams and competitive tests.

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Thermodynamics Mixed Drill
QUESTION NO 01
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Radiation can transfer heat through?

Answer: Vacuum
Thermal radiation (EM waves) propagates through vacuum.
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QUESTION NO 02
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Triple point of water is approximately?

Answer: 0.01 °C at 611 Pa
Water's triple point is 0.01 °C and about 611.657 Pa.
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QUESTION NO 03
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Internal energy of an ideal gas depends only on?

Answer: Temperature
For an ideal gas, U is a function of temperature alone.
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QUESTION NO 04
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A process at constant pressure is called?

Answer: Isobaric
Isobaric means constant pressure.
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QUESTION NO 05
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A process at constant volume is called?

Answer: Isochoric
Isochoric (isovolumetric) means constant volume; W = 0 for quasi-static PdV work.
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QUESTION NO 06
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Zeroth law of thermodynamics introduces the concept of?

Answer: Temperature
Zeroth law justifies temperature as a transitive equilibrium property.
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QUESTION NO 07
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Carnot engine operates between two?

Answer: Heat reservoirs
A Carnot engine exchanges heat with two reservoirs at different temperatures.
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QUESTION NO 08
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Thermal conductivity is highest typically for?

Answer: Metals
Metals generally have high thermal conductivity due to free electrons.
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QUESTION NO 09
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Absolute zero temperature is?

Answer: 0 K
Absolute zero is 0 K (−273.15 °C), the lowest thermodynamic temperature.
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QUESTION NO 10
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SI unit of heat is?

Answer: Joule
Heat is energy; the SI unit is the joule (J).
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Published By

Shahzad Mahota

@shahzad-mahota

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