CHEMICAL ENGINEERING | Chemical Engineering Basics

Fire on fuel oil lines can be extinguished by

Byadmin August 2, 2022

Question: Fire on fuel oil lines can be extinguished by
[A].

foam

[B].

steam

[C].

water

[D].

carbon dioxide

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Reaction Engineering

Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes.

Question: Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes.
[A].

3
[B].
4
[C].
6
[D].
8

Answer: Option B

Explanation:

No answer description available for this question.

Read More Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes.
CHEMICAL ENGINEERING | Fuels and Combustion

In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of

Question: In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of
[A].

transportation of coal.
[B].
drying of coal.
[C].
combustion of coal by supplying it around the burner.
[D].
preheating the primary air.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of
CHEMICAL ENGINEERING | Materials and Construction

Wrought iron is

Question: Wrought iron is
[A].

high carbon iron.
[B].
highly resistance to acid corrosion.
[C].
malleable & ductile; and hence is used for chain links, hooks & couplings.
[D].
an alloy of iron, chromium & carbon.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Wrought iron is
CHEMICAL ENGINEERING

Joining of thin foils is preferred to be done by _____________________?

Joining of thin foils is preferred to be done by _____________________?

A. Gamma rays
B. X-rays
C. Microwaves
D. Gas welding

Read More Joining of thin foils is preferred to be done by _____________________?
Chemical Engineering Basics

Ultimate strength in tension as compared to that in shear for steel is____________________?

Ultimate strength in tension as compared to that in shear for steel is____________________?

A. Half
B. One third
C. One and half times
D. One fourth

Read More Ultimate strength in tension as compared to that in shear for steel is____________________?
CHEMICAL ENGINEERING | Furnace Technology

Furnace pressure is normally controlled by regulating the

Question: Furnace pressure is normally controlled by regulating the
[A].

air pressure
[B].
fuel gas pressure
[C].
speed of I.D. fan
[D].
damper

Answer: Option D

Explanation:

No answer description available for this question.

Read More Furnace pressure is normally controlled by regulating the

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