Physics Questions and Answers – Zeroth Law of Thermodynamics

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This set of Physics Multiple Choice Questions & Answers (MCQs) focuses on “Zeroth Law of Thermodynamics”.

1. Zeroth law of thermodynamics can be derived. It is not based on observation. True or False?
a) True
b) False
View Answer

Answer: b
Explanation: The zeroth law of thermodynamics is based purely on observation. This law may seem obvious but if a person, A, knows B & B knows C it’s not at all necessary for A to know C.
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2. Zeroth law of thermodynamics helped in the creation of which scale?
a) Temperature
b) Heat energy
c) Pressure
d) Internal energy
View Answer

Answer: a
Explanation: Zeroth law of thermodynamics talks about thermal equilibrium or relates bodies having no heat flow. Temperature difference is what leads to heat flow. So, this law helped in making temperature measurable and an universal property of matter.

Sanfoundry Global Education & Learning Series – Physics – Class 11.

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer & SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage, Advanced C Programming, SAN Storage Technologies, SCSI Internals & Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him @ LinkedIn | Youtube | Instagram | Facebook | Twitter