Engineering Materials | Mechanical Engineering

Manganese is added in low carbon steel to

Byadmin September 14, 2022

Question: Manganese is added in low carbon steel to
[A].

make the steel tougher and harder

[B].

raise the yield point

[C].

make the steel ductile and of good bending qualities

[D].

all of the above

Answer: Option C

Explanation:

No answer description available for this question.

Ic Engines And Nuclear Power Plants | Mechanical Engineering

A mixture containing 65% of iso-octane and 35% of normal heptane will have

Question: A mixture containing 65% of iso-octane and 35% of normal heptane will have
[A].

cetane number 65
[B].
octane number 65
[C].
qetane number 35
[D].
octane number 35

Answer: Option B

Explanation:

No answer description available for this question.

Read More A mixture containing 65% of iso-octane and 35% of normal heptane will have
Industrial Engineering And Production Management | Mechanical Engineering

In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a

Question: In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
[A].

belt conveyor
[B].
bucket conveyor
[C].
fork lift truck
[D].
overhead crane

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

The C.O.P. of an absorption type refrigerator is given by (where T1 = Temperature at which the working substance receives heat, T2 = Temperature of cooling water, and T3 = Evaporator temperature)

Question: The C.O.P. of an absorption type refrigerator is given by (where T1 = Temperature at which the working substance receives heat, T2 = Temperature of cooling water, and T3 = Evaporator temperature)
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More The C.O.P. of an absorption type refrigerator is given by (where T1 = Temperature at which the working substance receives heat, T2 = Temperature of cooling water, and T3 = Evaporator temperature)
Automobile Engineering | Mechanical Engineering

In case of a Diesel car, the pressure at the end of compression is of the order of

Question: In case of a Diesel car, the pressure at the end of compression is of the order of
[A].

15 bar
[B].
25 bar
[C].
35 bar
[D].
45 bar

Answer: Option D

Explanation:

No answer description available for this question.

Read More In case of a Diesel car, the pressure at the end of compression is of the order of
Hydraulics and Fluid Mechanics | Mechanical Engineering

An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.

Question: An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
[A].

less than twice
[B].
more than twice
[C].
less than three times
[D].
more than three times

Answer: Option C

Explanation:

No answer description available for this question.

Read More An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
Engineering Materials | Mechanical Engineering

Wrought iron

Question: Wrought iron
[A].

is a ductile material
[B].
can be easily forged or welded
[C].
cannot stand sudden and excessive shocks
[D].
all of these

Answer: Option D

Explanation:

No answer description available for this question.

Read More Wrought iron

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