Characteristic curves for a centrifugal pump plotted against its capacity is shown in the diagram. x, y and z denote respectively

Byadmin August 13, 2022

Question: Characteristic curves for a centrifugal pump plotted against its capacity is shown in the diagram. x, y and z denote respectively
[A].

efficiency, head and B.H.P.

[B].

head, efficiency and B.H.P.

[C].

B.H.P., efficiency and head

[D].

efficiency, B.H.P. and head

Answer: Option B

Explanation:

No answer description available for this question.

Fluid Mechanics

The ratio of absolute viscosity to mass density is known as_________________?

The ratio of absolute viscosity to mass density is known as_________________?

A. specific viscosity
B. viscosity index
C. kinematic viscosity
D. coefficient of viscosity
E. coefficient of compressibility

Read More The ratio of absolute viscosity to mass density is known as_________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.

Question: As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.
[A].

butt
[B].
lap
[C].
welded
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Metalloids

Question: Metalloids
[A].

are good conductor of heat & electricity.
[B].
act as electron donors with metals & as electron acceptor with non-metals.
[C].
are not necessarily solids at room temperature.
[D].
are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron.

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Materials and Construction

Metalloid is

Question: Metalloid is
[A].

highly electronegative in nature.
[B].
an element which exhibits the properties of both metal & non-metal.
[C].
an alloy.
[D].
all (a), (b) and (c).

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fuels and Combustion

Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of

Question: Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of
[A].

less air for combustion.
[B].
correct amount of air for combustion.
[C].
too much air for combustion.
[D].
pulverised coal in boilers.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of
CHEMICAL ENGINEERING | Fluid Mechanics

In area meter (e.g., rotameter), with increase in the fluid flow rate, the

Question: In area meter (e.g., rotameter), with increase in the fluid flow rate, the
[A].

pressure drop increases linearly.
[B].
pressure drop is almost constant.
[C].
area through which fluid flows does not vary.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In area meter (e.g., rotameter), with increase in the fluid flow rate, the

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