For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it

Heat Transfer
For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it

Decreases the pressure drop

Increases the overall heat transfer coefficient

None of these

Decreases the outlet temperature of cooling medium

Decreases the pressure drop

Increases the overall heat transfer coefficient

None of these

Decreases the outlet temperature of cooling medium

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Heat Transfer
In sub-cooled boiling,

Very large vapour space is necessary

Temperature of the heating surface is less than the boiling point of the liquid

Bubbles from heating surface are absorbed by the mass of the liquid

Temperature of the heating surface is more than the boiling point of the liquid

Very large vapour space is necessary

Temperature of the heating surface is less than the boiling point of the liquid

Bubbles from heating surface are absorbed by the mass of the liquid

Temperature of the heating surface is more than the boiling point of the liquid

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Heat Transfer
Stefen's block body radiation law can also be derived from __________ law.

Planck's

Kirchoffs

None of these

Fourier's

Planck's

Kirchoffs

None of these

Fourier's

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Heat Transfer
Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively)

1/CE

E/C

CE

C/E

1/CE

E/C

CE

C/E

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Heat Transfer
In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be

Equal to 45°C

More than 45°C

Initially decreases and remains constant thereafter

Less than 45°C

Equal to 45°C

More than 45°C

Initially decreases and remains constant thereafter

Less than 45°C

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Heat Transfer
1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is

520

500

400

200

520

500

400

200

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Heat Transfer

Heat Transfer For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it

Heat Transfer In sub-cooled boiling,

Heat Transfer Stefen's block body radiation law can also be derived from __________ law.

Heat Transfer Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively)

Heat Transfer In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be

Heat Transfer 1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is

Heat Transfer
For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it

Heat Transfer
In sub-cooled boiling,

Heat Transfer
Stefen's block body radiation law can also be derived from __________ law.

Heat Transfer
Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively)

Heat Transfer
In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be

Heat Transfer
1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is