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1
GATE ME 1991
MCQ (Single Correct Answer)
+1
-0.3
Biot number signifies
A
The ratio of heat conducted to heat converted
B
The ratio of heat convected to heat conducted
C
The ratio of external convective resistance to internal conductive resistance
D
The ratio of internal conductive resistance to external convective resistance
2
GATE ME 1989
MCQ (Single Correct Answer)
+1
-0.3
The heat transfer process between a body and its ambient is governed by an internal conductive resistance $$\left( {{\rm I}CR} \right)$$ and an external convective resistance $$(ECR).$$ The body can be considered to be a lumped heat capacity system if
A
$${\rm I}CR > ECR$$
B
$${\rm I}CR$$ is marginally smaller than $$ECR$$
C
$${\rm I}CR = ECR$$
D
$${\rm I}CR$$ is negligible.
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