Metal Cutting MCQ and Cutting Tools MCQ – Production Technology

21. Which of the following among the given options is a single point cutting tool?

  1. Milling cutter
  2. Hack saw blade
  3. Turning tool
  4. Grinding wheel
Answer
Answer. c

22. What happens to the tool cutting forces if the cutting speed of the tool increases?

  1. Remain constant
  2. Increases
  3. Decreases
  4. First increases and then decreases
Answer
Answer. c

23. The lip angle of a single point cutting tool is

  1. 30° to 60°
  2. 10° to 30°
  3. 60° to 80°
  4. 50° to 60°
Answer
Answer. c

24. What effect does the low cutting speed have on the carbide tool/workpiece?

  1. Reduces tool life
  2. Increases tool life
  3. Have no effect on tool life
  4. Spoits the work piece
Answer
Answer. b

25. A 125 mm diameter cutter has 10 teeth. It operates at a cutting speed of 14 m/min with a table traverse 100 mm/min. The feed per tooth of the cutter is

  1. 2.86 mm
  2. 0.8 mm
  3. 0.286 mm
  4. 10 mm
Answer
Answer. c

26. Select the correct sequence of the following parameters in descending order of influence on tool life:

  1. Feed rate
  2. Depth of cut
  3. Cutting speed
  1. i, ii, iii
  2. iii, i, ii
  3. ii, iii, i
  4. iii, ii, i
Answer
Answer. b

27. Ceramic cutting tools are made of

  1. Mixture of oxides of aluminum
  2. Silicon oxide
  3. Titanium carbide
  4. Tungsten carbide
Answer
Answer. a

28. Which one of the following is a single point cutting tool?

  1. hacksaw blade
  2. milling cutter
  3. grinding wheel
  4. parting tool
Answer
Answer. d

29. Material having highest cutting speed is

  1. Aluminium
  2. Bronze
  3. Cast iron
  4. High carbon steel
Answer
Answer. a

30. For which material, the cutting speed will be minimum for machining?

  1. Aluminium
  2. Brass
  3. Copper
  4. Cast iron
Answer
Answer. d
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