550+ Machining-and-machine-tool-operations Questions

Machining-and-machine-tool-operations Questions Set 29:

Quiz Mode

The horn or concentrator in an ultrasonic device can have how many different shapes?

Solution:

Cemented carbide tools wear out faster at:

slow speeds

medium speeds

fast speeds

very fast speeds

Solution:

What material is the tool in Ultrasonic Machining (USM) generally made from?

Glass

Ceramic

Carbides

Steel

Solution:

Which of the following materials has the fastest rates of recrystallization?

Pure metals

Alloys

Ductile metals

Coinage metal

Solution:

Which of the following codes is used in CNC (Computer Numerical Control) machines?

Python

Numerical code

G-code and M-code

P-code and M-code

Solution:

Which of the following materials can be used to make the cathode of the electron gun in electron beam machining?

Aluminum

Mild steel

Tungsten

Rubidium

Solution:

In a lathe machine, all gear drives have a __A and a _B___.

Which of the following options is correct?

None of the above

A = Clutch, B = Pinion

A = Clutch, B = Brake

A = Brake, B = Pinion

Solution:

Many nuclei will form before the recrystallization process is completed if the ratio of the rate of nucleation to the rate of grain growth is _____.

high

low

equal to 1

higher than rate of grain growth

Solution:

Which of the following statements about Ultrasonic Machining (USM) is true?

USM consumes less power

USM can be used for soft materials

The tool needs to be changed frequently in USM

In USM, the workpiece is vibrated at ultrasonic frequency

Solution:

In order to clamp the tool and restrict all degrees of freedom, the 3-2-1 pin method is generally used. How many pins are used in this method?

6 pins at each perpendicular plane

5 pins at opposite planes

3 pins at each perpendicular plane

3 pins at one plane, 2 pins at a perpendicular plane, and 1 pin at another perpendicular plane

Solution:

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Machining-and-machine-tool-operations Questions Set 29:

The horn or concentrator in an ultrasonic device can have how many different shapes?

Solution:

Cemented carbide tools wear out faster at:

Solution:

What material is the tool in Ultrasonic Machining (USM) generally made from?

Solution:

Which of the following materials has the fastest rates of recrystallization?

Solution:

Which of the following codes is used in CNC (Computer Numerical Control) machines?

Solution:

Which of the following materials can be used to make the cathode of the electron gun in electron beam machining?

Solution:

In a lathe machine, all gear drives have a ____A____ and a _____B_____. Which of the following options is correct?

Solution:

Many nuclei will form before the recrystallization process is completed if the ratio of the rate of nucleation to the rate of grain growth is _____.

Solution:

Which of the following statements about Ultrasonic Machining (USM) is true?

Solution:

In order to clamp the tool and restrict all degrees of freedom, the 3-2-1 pin method is generally used. How many pins are used in this method?

Solution:

Related Question Sets:

Related Topics:

In a lathe machine, all gear drives have a __A and a _B___.

Which of the following options is correct?