Multiple Choice
Which of the following process needs high voltage for its operation?
A) Plasma arc machining
B) Ultrasonic machining
C) Abrasive jet machining
D) Electro chemical machining
E) Electron beam machining
Correct Answer:
Verified
Correct Answer:
Verified
Q16: Glazing of grinding wheels is easily identified
Q17: Shatter test is conducted to measure<br>A)Toughness of
Q18: Which of the following process is used
Q19: Cutting speed of three tool materials, viz
Q20: Which one does not fit with the
Q22: Materials that produce continuous chips are<br>A)Cast iron<br>B)Low
Q23: CO<sub>2</sub> sand is used<br>A)for low temperature alloys<br>B)for
Q24: In sand moulding the bottom flask is
Q25: Which of the following materials will have
Q26: The feed depends on<br>A)finish required<br>B)depth of cut<br>C)rigidity