Condition when plate temperature is higher than fluid temperature - Heat Transfer

Q.  Below figure shows a natural convection heat transfer on a horizontal flat plate and fluid is above it. Which condition satisfies the figure below?
- Published on 12 Aug 15
Natural-Convection-on-Horizontal-Flat-Plate.png


a. Plate temperature is lower than the fluid temperature
b. Plate temperature is higher than the fluid temperature
c. Plate temperature is equal to the fluid temperature
d. unpredictable

ANSWER: Plate temperature is higher than the fluid temperature

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