The air is delivered __________ in one revolution in case of a three-lobbed rotor.

Byadmin September 14, 2022

Question: The air is delivered __________ in one revolution in case of a three-lobbed rotor.
[A].

two times

[B].

three times

[C].

four times

[D].

six times

Answer: Option D

Explanation:

No answer description available for this question.

Engineering Materials | Mechanical Engineering

Which of the following statement is incorrect about duralumin?

Question: Which of the following statement is incorrect about duralumin?
[A].

It is prone to age hardening
[B].
It can be forged
[C].
It has good machining properties
[D].
It is lighter than pure aluminium

Answer: Option D

Explanation:

No answer description available for this question.

Read More Which of the following statement is incorrect about duralumin?
Machine Design | Mechanical Engineering

A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called

Question: A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called
[A].

plasticity
[B].
elasticity
[C].
ductility
[D].
malleability

Answer: Option D

Explanation:

No answer description available for this question.

Read More A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In a heat exchanger with one fluid evaporating or condensing, the surface area required is least in

Question: In a heat exchanger with one fluid evaporating or condensing, the surface area required is least in
[A].

parallel flow
[B].
counter flow
[C].
cross flow
[D].
all of these

Answer: Option D

Explanation:

No answer description available for this question.

Read More In a heat exchanger with one fluid evaporating or condensing, the surface area required is least in
Engineering Materials | Mechanical Engineering

A small percentage of boron is added to steel in order to

Question: A small percentage of boron is added to steel in order to
[A].

increase hardenability
[B].
reduce machinability
[C].
increase wear resistance
[D].
increase endurance strength

Answer: Option A

Explanation:

No answer description available for this question.

Read More A small percentage of boron is added to steel in order to
Compressors | Gas Turbines and Jet Engines

The maximum compression ratio in an actual single stage axial flow comperssor is of the order of________________?

The maximum compression ratio in an actual single stage axial flow comperssor is of the order of________________?

A. 1 : 1.2
B. 1 : 2
C. 1 : 5
D. 1 : 10
E. 1 : 1

Read More The maximum compression ratio in an actual single stage axial flow comperssor is of the order of________________?
Automobile Engineering | Mechanical Engineering

In aluminium cylinder blocks, the cylinder liners are made of

Question: In aluminium cylinder blocks, the cylinder liners are made of
[A].

aluminium
[B].
ceramic
[C].
brass
[D].
cast iron

Answer: Option D

Explanation:

No answer description available for this question.

Read More In aluminium cylinder blocks, the cylinder liners are made of

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