CHEMICAL ENGINEERING | Chemical Engineering Basics

Pellets are not as popular a burden as sinter in the iron blast furnace, because of their

Byadmin August 8, 2022

Question: Pellets are not as popular a burden as sinter in the iron blast furnace, because of their
[A].

shape.

[B].

swelling tendency.

[C].

poor reducibility.

[D].

low mechanical strength.

Answer: Option B

Explanation:

No answer description available for this question.

Chemical Engineering Basics

Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2) ?

Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2) ?

A. High speed steel
B. Stainless steel
C. Tungsten carbide
D. Superalloys

Read More Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2) ?
CHEMICAL ENGINEERING | Chemical Engineering Basics

If a solid is compressed adiabatically in its elastic range, its __________ remains constat

Question: If a solid is compressed adiabatically in its elastic range, its __________ remains constat
[A].

internal energy
[B].
enthalpy
[C].
entropy
[D].
temperature

Answer: Option C

Explanation:

No answer description available for this question.

Read More If a solid is compressed adiabatically in its elastic range, its __________ remains constat
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Clayperon equation deals with the

Question: Clayperon equation deals with the
[A].

rate of change of vapour pressure with temperature.
[B].
effect of an inert gas on vapour pressure.
[C].
calculation of ΔF for spontaneous phase change.
[D].
temperature dependence of heat of phase transition.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Clayperon equation deals with the
CHEMICAL ENGINEERING | Mass Transfer

An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is

Question: An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is
[A].

0.048
[B].
0.079
[C].
0.122
[D].
0.152

Answer: Option D

Explanation:

No answer description available for this question.

Read More An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is
CHEMICAL ENGINEERING | Mass Transfer

‘Absorption with chemical reaction’ is involved in the removal of

Question: ‘Absorption with chemical reaction’ is involved in the removal of
[A].

carbon dioxide from gaseous stream using alkaline solution.
[B].
benzol from coke oven gas using solar oil/wash oil.
[C].
ammonia from coke oven gas using refrigerated water.
[D].
tar from coke oven gas in primary gas coolers using chilled water.

Answer: Option A

Explanation:

No answer description available for this question.

Read More ‘Absorption with chemical reaction’ is involved in the removal of
CHEMICAL ENGINEERING | Fuels and Combustion

In general, the limit of inflammability/explosion limit of fuel gases is widened by the

Question: In general, the limit of inflammability/explosion limit of fuel gases is widened by the
[A].

increase in gas pressure.
[B].
increase in temperature (i.e. preheating).
[C].
use of pure oxygen for combustion instead of air.
[D].
all (a), (b) & (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More In general, the limit of inflammability/explosion limit of fuel gases is widened by the

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