TOOL ENGG MCQ CH 2

1. Cutting tool material is

A high carbon Steel

B high speed Steel

C cemented carbide

D all of above

And D

2. Which type of material is use in making hand tool

A high carbon Steel

B high speed Steel

C cemented carbide

D all of above

Ans A

3. Which type of material used in for machine rotating high speed

A high carbon Steel

B high speed Steel

C cemented carbide

D all of above

Ans B

4. ISO application range for finish of steel and casting at very high cutting  

speed and light speed under stable working condition

A P01

B P10

C P 20

D P 30

Ans A

5. ISO application range for finishing and light ruffing of high 

strength thermal  resistant material suitable for machining

A P01

B P10

C M 10

D M20

Ans C

6. The cutting tool in milling machine is mounted on

A spindle

B Arbor

C column

D knee

Ans B

7. Which of the following tools are generally manufactured by powder metallurgy

A low carbon Steel

B abrasive

C high carbon Steel

D cemented carbide

Ans D

8. Which of the following is hardest known material

A cemented carbide

B ceramics

C diamond

Ans C

9. The cutting tool wears due to

A edge wear

B crater wear

C flank wear

D all above

Ans D

10. The built up edge in cutting tools can be eliminated by

A fast cutting speed

B higher rake angle

C high pressure cutting fluid

D all above

Ans D

11. The cutting speed of high speed Steel is ___times faster than carbon steel

A 2

B 4

C 6

Ans B

12. Which of the following cutting tool has highest hot hardness

A ceramic

B cast alloy

C high speed Steel

Ans A

13. Which of the following cutting condition greatly affect the tool wear?

A cutting speed

B feed

C depth of cut

Ans A

14. Which of the following is not constitution of high speed Steel

A tungsten

B chromium

C vanadium

D nickel

Ans D

15. The tool life increase with

A increase in side cutting edge angle

B decrease in side rake angle

C decrease nose radius

Ans A