The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K₀ + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be

Heat Transfer
The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K₀ + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be

W/m.k

None, A is just a number

W/m

W/m.k²

W/m.k

None, A is just a number

W/m

W/m.k²

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Heat Transfer
Sensible heat of hot industrial flue gases can not be recovered by a/an

Regenerator

None of these

Economiser

Ceramic recuperator

Regenerator

None of these

Economiser

Ceramic recuperator

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Heat Transfer
The advantage of backward feed multiple effect evaporators over forward feed units is that

There is no additional cost of pumping

Heat sensitive material can be handled

Equal heat transfer co-efficients exist in various effects

Most concentrated liquid is at highest temperature

There is no additional cost of pumping

Heat sensitive material can be handled

Equal heat transfer co-efficients exist in various effects

Most concentrated liquid is at highest temperature

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Heat Transfer
Use of transverse baffles in a shell and tube heat exchanger is done to increase the

Turbulence of shell side fluid

Flow velocity

Rate of heat transfer

All of these

Turbulence of shell side fluid

Flow velocity

Rate of heat transfer

All of these

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Heat Transfer
In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used

In low range of temperature differences

In high range of temperature differences

Because of its low cost

To prevent corrosion of the tube bundles

In low range of temperature differences

In high range of temperature differences

Because of its low cost

To prevent corrosion of the tube bundles

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Heat Transfer
The sum of reflectivity and absorptivity for an opaque body is equal to

0.5

2

1

0.5

2

1

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Heat Transfer

Heat Transfer The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K₀ + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be

Heat Transfer Sensible heat of hot industrial flue gases can not be recovered by a/an

Heat Transfer The advantage of backward feed multiple effect evaporators over forward feed units is that

Heat Transfer Use of transverse baffles in a shell and tube heat exchanger is done to increase the

Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used

Heat Transfer The sum of reflectivity and absorptivity for an opaque body is equal to

Heat Transfer
The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K₀ + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be

Heat Transfer
Sensible heat of hot industrial flue gases can not be recovered by a/an

Heat Transfer
The advantage of backward feed multiple effect evaporators over forward feed units is that

Heat Transfer
Use of transverse baffles in a shell and tube heat exchanger is done to increase the

Heat Transfer
In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used

Heat Transfer
The sum of reflectivity and absorptivity for an opaque body is equal to