The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is

Heat Transfer
The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is

Less

More

Some

Either more or less ; depends on the nature of vapor

Less

More

Some

Either more or less ; depends on the nature of vapor

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Heat Transfer
Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the

Flexibility possible in the baffle arrangement

Low pressure drop

Less corrosion problems

High heat transfer co-efficient

Flexibility possible in the baffle arrangement

Low pressure drop

Less corrosion problems

High heat transfer co-efficient

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Heat Transfer
In case of a supercooled solution, which is on the verge of crystallisation, the free energy of the solution as compared to that of the solid is

Less

More

Same

More or less; depends on the nature of solution

Less

More

Same

More or less; depends on the nature of solution

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Heat Transfer
Heat exchanger tubes are never made of

Copper

Plain carbon steel

Stainless steel

Lead

Copper

Plain carbon steel

Stainless steel

Lead

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Heat Transfer
If Prandtl number is greater than the Schmidt number, then the

none of the listed here

thermal boundary layer lies inside the concentration boundary layer

thermal & concentration boundary layers are of equal thickness

concentration boundary layer lies inside the thermal boundary layer

none of the listed here

thermal boundary layer lies inside the concentration boundary layer

thermal & concentration boundary layers are of equal thickness

concentration boundary layer lies inside the thermal boundary layer

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Heat Transfer
Evaporation by thermocompression results in the

Realisation of multiple effect economy in a single effect

Saving of steam

Both A and B

None of these

Realisation of multiple effect economy in a single effect

Saving of steam

Both A and B

None of these

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Heat Transfer

Heat Transfer The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is

Heat Transfer Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the

Heat Transfer In case of a supercooled solution, which is on the verge of crystallisation, the free energy of the solution as compared to that of the solid is

Heat Transfer Heat exchanger tubes are never made of

Heat Transfer If Prandtl number is greater than the Schmidt number, then the

Heat Transfer Evaporation by thermocompression results in the

Heat Transfer
The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is

Heat Transfer
Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the

Heat Transfer
In case of a supercooled solution, which is on the verge of crystallisation, the free energy of the solution as compared to that of the solid is

Heat Transfer
Heat exchanger tubes are never made of

Heat Transfer
If Prandtl number is greater than the Schmidt number, then the

Heat Transfer
Evaporation by thermocompression results in the