Neutrons are present in all atoms except that of
Question: Neutrons are present in all atoms except that of
[A].
He
C
H
Ar
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
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Material of construction of the electrode used in the electric resistance welding is
Question: Material of construction of the electrode used in the electric resistance welding is
[A].stainless steel [B].
graphite [C].
copper [D].
steel Answer: Option C
Explanation:
No answer description available for this question.
B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm.
Question: B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm.
[A].Langmuir [B].
Freundlich [C].
Tempkin [D].
none of these Answer: Option A
Explanation:
No answer description available for this question.
During ageing of fluid carrying pipes, the
Question: During ageing of fluid carrying pipes, the
[A].pipe becomes smoother with use. [B].
friction factor increases linearly with time. [C].
absolute roughness decreases with time. [D].
absolute roughness increases linearly with time. Answer: Option D
Explanation:
No answer description available for this question.
Dry saturated steam can be converted into superheated steam by
Question: Dry saturated steam can be converted into superheated steam by
[A].increasing its cross-sectional area of flow. [B].
passing it through a pressure reducing valve. [C].
forcing it downwards through a vertical tube. [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
A steam pipe is intended to be insulated with two layers of insulating materials of different thermal conductivities. For minimum heat transfer to take place_________________?
A steam pipe is intended to be insulated with two layers of insulating materials of different thermal conductivities. For minimum heat transfer to take place_________________?A. The better insulation material should be put just next to pipe (i.e., inside)
B. The better insulating material should be put outside
C. Either of the insulating material could be put on either side
D. Steam temperature is considered before deciding as to which insulating material is to be put
inside (i.e., just next to the pipe)In the Lurgi coal gasifier
Question: In the Lurgi coal gasifier
[A].coking coals cannot be used. [B].
low carbon conversion efficiency is achieved. [C].
entrainment of solids is higher. [D].
large quantity of coal can be processed. Answer: Option D
Explanation:
No answer description available for this question.