CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about

Byadmin August 10, 2022

Question: COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about
[A].

0.5

[B].

3.5

[C].

4.5

[D].

8.5

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

Young’s modulus of elasticity of a material is the slope of the initial linear portion of the stress-strain curve. It decreases ap-preciablyby

Question: Young’s modulus of elasticity of a material is the slope of the initial linear portion of the stress-strain curve. It decreases ap-preciablyby
[A].

alloying additions
[B].
heat treatment
[C].
cold work
[D].
increasing temperature

Answer: Option B

Explanation:

No answer description available for this question.

Read More Young’s modulus of elasticity of a material is the slope of the initial linear portion of the stress-strain curve. It decreases ap-preciablyby
CHEMICAL ENGINEERING

The main reducing agent in iron blast furnace is____________________?

The main reducing agent in iron blast furnace is____________________?

A. Carbon dioxide
B. Carbon monoxide
C. Oxygen
D. Air

Read More The main reducing agent in iron blast furnace is____________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Constituents of stellite are

Question: Constituents of stellite are
[A].

zinc, copper & nickel.
[B].
cobalt, chromium & tungsten.
[C].
zinc, aluminium & nickel.
[D].
nickel, cobalt & vanadium.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Constituents of stellite are
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For the chemical reaction P Q, it is found that the rate of reaction doubles as the concentration of ‘P’ is doubled. If the reaction rate is proportional to Cpn, then what is the value of ‘n’ for this chemical reaction ?

Question: For the chemical reaction P Q, it is found that the rate of reaction doubles as the concentration of ‘P’ is doubled. If the reaction rate is proportional to Cpn, then what is the value of ‘n’ for this chemical reaction ?
[A].

1
[B].
2
[C].
3
[D].
0

Answer: Option A

Explanation:

No answer description available for this question.

Read More For the chemical reaction P Q, it is found that the rate of reaction doubles as the concentration of ‘P’ is doubled. If the reaction rate is proportional to Cpn, then what is the value of ‘n’ for this chemical reaction ?
CHEMICAL ENGINEERING | Fertiliser Technology

Hydrogen content of coke oven gas is __________ percent.

Question: Hydrogen content of coke oven gas is __________ percent.
[A].

4
[B].
22
[C].
58
[D].
84

Answer: Option C

Explanation:

No answer description available for this question.

Read More Hydrogen content of coke oven gas is __________ percent.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Grinding wheel made of silicon carbide is most suitable for grinding materials of low tensile strength (e.g; tough bronze). Grinding is a __________ operation.

Question: Grinding wheel made of silicon carbide is most suitable for grinding materials of low tensile strength (e.g; tough bronze). Grinding is a __________ operation.
[A].

turning
[B].
dressing
[C].
forming
[D].
surface finishing

Answer: Option D

Explanation:

No answer description available for this question.

Read More Grinding wheel made of silicon carbide is most suitable for grinding materials of low tensile strength (e.g; tough bronze). Grinding is a __________ operation.

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