GENERAL KNOWLEDGE

GK

UNITS DEVICES DIMENSIONS AND MEASUREMENTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is unit of Thermal Conductivity?
A
coulomb
B
joule per kilogram per Kelvin
C
newton second per square meter
D
watt per meter per degree celcius
Explanation: 

Detailed explanation-1: -In the International System of Units (SI), thermal conductivity is measured in watts per metre-kelvin (W/(m⋅K)).

Detailed explanation-2: -What is the SI unit of thermal conductivity? The SI unit of thermal conductivity is watts per meter-kelvin (Wm-1K-1).

Detailed explanation-3: -The SI unit is W / (m.K), that is ‘watts per metre kelvin’.

Detailed explanation-4: -Watt Per Square Meter Per Degree Celcius (W/m2-°C) is a unit in the category of Thermal heat transfer coefficient. It is also known as watt/square meter-celcius. Watt Per Square Meter Per Degree Celcius (W/m2-°C) has a dimension of MT-1Q-1 where M is mass, T is time, and Q is temperatur.

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