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Mechanical Engineering · Q22

Heat And Mass Transfer

Engineering and GATE · Mechanical Engineering · question 22

Q22

Unit of thermal conductivity in S.I. units is

A.
J/m2 sec
B.
J/m °K sec
C.
W/m °K
D.
Option (B) and (C) above
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
Thermal conductivity is measured in watts per meter-kelvin W/m °K and J/m °K sec.
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