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All modes of heat transfer i.e., conduction, convection & radiation occur in case of the

Question: All modes of heat transfer i.e., conduction, convection & radiation occur in case of the
[A].

condensation of steam in a partial condenser.

[B].

boiler furnace.

[C].

insulated pipe car raying high pressure steam.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

All modes of heat transfer i.e., conduction, convection & radiation occur in case of the Read More »

CHEMICAL ENGINEERING, Chemical Engineering Basics

A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?

Question: A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?
[A].

12

[B].

16

[C].

18

[D].

24

Answer: Option B

Explanation:

Suppose the boy got x sums right and 2x sums wrong.

Then, x + 2x = 48 3x = 48 x = 16.

A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ? Read More »

Arithmetic Reasoning, Verbal Reasoning

The burnout heat flux in the nucleate boiling regime is not a function of the

Question: The burnout heat flux in the nucleate boiling regime is not a function of the
[A].

liquid density.

[B].

vapour density.

[C].

temperature difference.

[D].

heat of evaporation.

Answer: Option B

Explanation:

No answer description available for this question.

The burnout heat flux in the nucleate boiling regime is not a function of the Read More »

CHEMICAL ENGINEERING, Chemical Engineering Basics

Heat transfer by __________ is almost absent in case of fluidised bed drying operation.

Question: Heat transfer by __________ is almost absent in case of fluidised bed drying operation.
[A].

radiation

[B].

conduction

[C].

convection

[D].

both (b) & (c)

Answer: Option A

Explanation:

No answer description available for this question.

Heat transfer by __________ is almost absent in case of fluidised bed drying operation. Read More »

CHEMICAL ENGINEERING, Chemical Engineering Basics

At the point of boundary layer separation in fluid flow, the

Question: At the point of boundary layer separation in fluid flow, the
[A].

shear stress is maximum.

[B].

velocity gradient is flat.

[C].

density variation is maximum.

[D].

shear stress is zero.

Answer: Option A

Explanation:

No answer description available for this question.

At the point of boundary layer separation in fluid flow, the Read More »

CHEMICAL ENGINEERING, Chemical Engineering Basics