CHEMICAL ENGINEERING | Fuels and Combustion

If oxygen content in the flue gas rises too high, fuel is being wasted by

Byadmin August 17, 2022

Question: If oxygen content in the flue gas rises too high, fuel is being wasted by
[A].

incomplete combustion.

[B].

dry gas/stack gas loss.

[C].

moisture loss.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

For an ideal gas, the activity co-efficient is

Question: For an ideal gas, the activity co-efficient is
[A].

directly proportional to pressure.
[B].
inversely proportional to pressure.
[C].
unity at all pressures.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More For an ideal gas, the activity co-efficient is
CHEMICAL ENGINEERING | Heat Transfer

In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head.

Question: In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head.
[A].

twice
[B].
four times
[C].
square root of
[D].
square of

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head.
CHEMICAL ENGINEERING | Mass Transfer

(NSh/NRe.NSc) is termed in mass transfer operation as the

Question: (NSh/NRe.NSc) is termed in mass transfer operation as the
[A].

Stanton number
[B].
Peclet number
[C].
thermal diffusivity
[D].
momentum diffusivity

Answer: Option A

Explanation:

No answer description available for this question.

Read More (NSh/NRe.NSc) is termed in mass transfer operation as the
CHEMICAL ENGINEERING | Fluid Mechanics

Gradually varied flow in open channel is a/an __________ flow.

Question: Gradually varied flow in open channel is a/an __________ flow.
[A].

steady uniform
[B].
steady non-uniform
[C].
unsteady uniform
[D].
unsteady non-uniform

Answer: Option B

Explanation:

No answer description available for this question.

Read More Gradually varied flow in open channel is a/an __________ flow.
Fuels and Combustion

Shatter index of the coke is a measure of its___________________?

Shatter index of the coke is a measure of its___________________?

A. Strength
B. Bulk density
C. Reactivity
D. None of these

Read More Shatter index of the coke is a measure of its___________________?
CHEMICAL ENGINEERING | Fertiliser Technology

Catalyst used in desulphurisation of naphtha is

Question: Catalyst used in desulphurisation of naphtha is
[A].

Co-Mo
[B].
Pt-Rh
[C].
silica gel
[D].
nickel

Answer: Option A

Explanation:

No answer description available for this question.

Read More Catalyst used in desulphurisation of naphtha is

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