Top 550+ Solved Unconventional Machine Process (UMP) MCQ Questions Answer
Q. Ultrasonic Machining can be used for which of the following processes and applications?
a. drilling
b. sinking and contouring
c. polishing
d. all of the mentioned
Q. Drilling in Ultrasonic Machining is done, by which motion of the tool?
a. only rotation
b. only oscillation
c. oscillation and rotation
d. none of the mentioned
Q. In which of the following materials, Rotary Ultrasonic Machining can be used to drill holes through them?
a. glass
b. alumina
c. ferrite
d. all of the mentioned
Q. On which of the following features of cavity, will the penetration depth depend on?
a. depth
b. diameter
c. size
d. all of the mentione
Q. What is the value of depth in Ultrasonic sinking, after which, material removal becomes difficult?
a. 1 to 2 mm
b. 2 to 5 mm
c. 5 to 7 mm
d. 7 to 10 mm
Q. In production of EDM electrodes, typical ultrasonic speeds, in graphite ranges between?
a. 0.01 – 0.10 cm/min
b. 0.10 – 0.25 cm/min
c. 0.25 – 0.40 cm/min
d. 0.40 – 1.40 cm/min
Q. In Micro-Ultrasonic Machining, which of the following component vibrates?
a. tool
b. work piece
c. feed pipe
d. all of the mentioned
Q. In advanced machining processes, what is the full form of EDM?
a. electro discharge machining
b. electro discharge manufacturing
c. electrical dimensioning machining
d. electrode dimensions manufacturing
Q. Machining speeds have gone up to how many times after the invention of EDM?
a. ten
b. twenty
c. thirty
d. fifty
Q. Cavities with, which of the following factors can be produced using Electro discharge machining?
a. thin walls
b. fine features
c. thin walls & fine features
d. none of the mentioned
Q. Which of the following geometries can be machined using EDM?
a. simple
b. complex
c. difficult to cut
d. all of the mentioned
Q. Which of the following mechanisms is used for material removal?
a. electro discharge erosion
b. magnetic abrasion
c. electro chemical dissolution
d. mechanical erosion
Q. What is the value of order of frequency applied between the two electrodes in EDM?
a. 1 khz
b. 3 khz
c. 5 khz
d. 7 khz