Mechanical Engineering | Production Engineering

Carbide tipped tools usually have

Byadmin August 12, 2022

Question: Carbide tipped tools usually have
[A].

negative rake angle

[B].

positive rake angle

[C].

any rake angle

[D].

no rake angle

Answer: Option A

Explanation:

No answer description available for this question.

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)
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.

Question: In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.
[A].

True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.
Mechanical Engineering | Production Engineering

In metal cutting operations, chips are formed due to plastic deformation of the metal.

Question: In metal cutting operations, chips are formed due to plastic deformation of the metal.
[A].

Agree
[B].
Disagree

Answer: Option A

Explanation:

No answer description available for this question.

Read More In metal cutting operations, chips are formed due to plastic deformation of the metal.
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

Which of the following statement is correct relating to rocket engines ?

Question: Which of the following statement is correct relating to rocket engines ?
[A].

The combustion chamber in a rocket engine is directly analogous to the reservoir of a super sonic wind tunnel
[B].
The stagnation conditions exist at the combustion chamber
[C].
The exit velocities of exhaust gases are much higher than those in jet engine
[D].
all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Read More Which of the following statement is correct relating to rocket engines ?
Engineering Materials | Mechanical Engineering

In corrosion resistant properties, bronzes are __________ to brasses.

Question: In corrosion resistant properties, bronzes are __________ to brasses.
[A].

superior
[B].
inferior

Answer: Option A

Explanation:

No answer description available for this question.

Read More In corrosion resistant properties, bronzes are __________ to brasses.
Engineering Mechanics | Mechanical Engineering

The amplitude is always __________ radius of the circle.

Question: The amplitude is always __________ radius of the circle.
[A].

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

Answer: Option A

Explanation:

No answer description available for this question.

Read More The amplitude is always __________ radius of the circle.

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