CHEMICAL ENGINEERING

About _________________ ton of coke is required in a cupola to produce one ton of casting ?

Byadmin February 7, 2019August 20, 2021

About _________________ ton of coke is required in a cupola to produce one ton of casting ?

A. 0.03
B. 0.3
C. 0.8
D. 1.5

CHEMICAL ENGINEERING | Furnace Technology

Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C.

Question: Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C.
[A].

80
[B].
130
[C].
180
[D].
250

Answer: Option B

Explanation:

No answer description available for this question.

Read More Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C.
CHEMICAL ENGINEERING | Mass Transfer

One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect

Question: One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect
[A].

the product composition but not the fraction vaporised.
[B].
the product composition as well as the fraction vaporised.
[C].
the fraction vaporised but not the product composition.
[D].
neither the product composition nor the fraction vaporised.

Answer: Option C

Explanation:

No answer description available for this question.

Read More One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?

Question: In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?
[A].

2HI H2 + I2
[B].
N2O4 2NO2
[C].
2SO2 + O2 2SO3
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?
CHEMICAL ENGINEERING | Chemical Process

Comparing sulphate process with sulphite process, we find that __________ in the later.

Question: Comparing sulphate process with sulphite process, we find that __________ in the later.
[A].

both temperature & pressure in the former is less than that
[B].
both temperature & pressure in the former is more than that
[C].
temperature is more in the former whereas pressure is more
[D].
pressure is more in the former whereas temperature is less

Answer: Option B

Explanation:

No answer description available for this question.

Read More Comparing sulphate process with sulphite process, we find that __________ in the later.
CHEMICAL ENGINEERING | Mass Transfer

During drying of a solid, the critical moisture content increases with

Question: During drying of a solid, the critical moisture content increases with
[A].

decreased drying rate
[B].
increased thickness of the solid
[C].
increased drying rate
[D].
both (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More During drying of a solid, the critical moisture content increases with
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

With increase in compression ratio, the efficiency of the otto engine

Question: With increase in compression ratio, the efficiency of the otto engine
[A].

increases
[B].
decreases
[C].
remains constant
[D].
increases linearly

Answer: Option A

Explanation:

No answer description available for this question.

Read More With increase in compression ratio, the efficiency of the otto engine