Q70
Resistance to heat flow by conduction is proportional to (where, t & are thickness & density of the material respectively and A = area normal to the direction of heat flow.)
Resistance to heat flow by conduction is proportional to (where, t & are thickness & density of the material respectively and A = area normal to the direction of heat flow.)
A.
t
B.
C.
D.
All of the above
AnswerAnswer: Option D
Solution
Answer: Option D
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