Hydraulic Machines | Mechanical Engineering

Discharge of a centrifugal pump is

Byadmin September 14, 2022

Question: Discharge of a centrifugal pump is
[A].

directly proportional to diameter of its impeller

[B].

inversely proportional to diameter of its impeller

[C].

directly proportional to (diameter)2 of its impeller

[D].

inversely proportional to (diameter)2 of its impeller

Answer: Option C

Explanation:

Discharge of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Head of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Power Developed of a centrifugal pump is directly proportional to (Diameter)^4 of its impeller.

Ic Engines And Nuclear Power Plants | Mechanical Engineering

A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to

Question: A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to
[A].

slow down the speed of fast moving neutrons
[B].
control the reaction
[C].
reduce the temperature
[D].
extract heat from nuclear reaction

Answer: Option A

Explanation:

No answer description available for this question.

Read More A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to
Industrial Engineering And Production Management | Mechanical Engineering

In value engineering, important consideration is given to

Question: In value engineering, important consideration is given to
[A].

customer satisfaction
[B].
function concept
[C].
profit maximisation
[D].
cost reduction

Answer: Option D

Explanation:

No answer description available for this question.

Read More In value engineering, important consideration is given to
Ic Engines And Nuclear Power Plants | Mechanical Engineering

During idling, a petrol engine requires __________ mixture.

Question: During idling, a petrol engine requires __________ mixture.
[A].

lean
[B].
rich
[C].
chemically correct

Answer: Option B

Explanation:

No answer description available for this question.

Read More During idling, a petrol engine requires __________ mixture.
Machine Design | Mechanical Engineering

A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.

Question: A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.
[A].

equal to
[B].
less than
[C].
greater than

Answer: Option B

Explanation:

No answer description available for this question.

Read More A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.
Engineering Mechanics | Mechanical Engineering

In a framed structure, as shown in the below figure, the force in the member AB is __________ the force in member AC.

Question: In a framed structure, as shown in the below figure, the force in the member AB is __________ the force in member AC.
[A].

half
[B].
equal to
[C].
double

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a framed structure, as shown in the below figure, the force in the member AB is __________ the force in member AC.
Hydraulic Machines | Mechanical Engineering

By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is

Question: By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is
[A].

39.2%
[B].
48.8%
[C].
84.8%
[D].
88.4%

Answer: Option A

Explanation:

No answer description available for this question.

Read More By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is

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