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Heat Transfer

Heat Transfer
__________ chart is known as transient heat conduction chart.

Cox
Dirhing's
Heisler's
Mollier's

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Heat Transfer
Convective heat transfer, in which heat is transferred by movement of warmed matter is described by

Fourier's law
Newton's law of cooling
None of these
Fick's law

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Heat Transfer
When vaporisation takes place directly at the heating surface, it is called

film boiling
vapour binding
nucleate boiling
all of the listed here

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Heat Transfer
A cube, sphere & a thin circular plate (all having same mass and made of same material) are all heated to 300°C and allowed to cool in natural air. Which one will cool the slowest ?

Sphere
Cube
Plate
All of these

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Heat Transfer
The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns.

0.5-50
0.38-0.78
100-1000
5-50

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Heat Transfer
In the free convection regime of pool boiling, the heat flux is proportional to

Δt5/4
Δt2
Δt1/2
Δt

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