Top 550+ Solved Unconventional Machine Process (UMP) MCQ Questions Answer
Q. Electrode wear ratios can be expressed as, which of the following wears?
a. end wear
b. side wear
c. corner wear
d. all of the mentioned
Q. Which of the following are the other factors that influence the electrode wear?
a. voltage
b. current
c. electrode material
d. all of the mentioned
Q. In Electro discharge machining, highest wear ratio is associated with which type of melting point?
a. low
b. medium
c. high
d. very high
Q. Which of the following is not a function of dielectric in EDM?
a. flush particles
b. cool the section
c. maintain voltage
d. provide insulation
Q. Which of the following are the main requirements of dielectric fluids?
a. viscosity
b. high flash point
c. minimum odour
d. all of the mentioned
Q. Which of the following can be used as dielectric fluids in EDM?
a. kerosene
b. silicon fluids
c. distilled water
d. all of the mentioned
Q. In EDM, inadequate flushing will not result in which of the following consequences?
a. arcing
b. debris removal
c. decrease electrode life
d. increased production time
Q. Which methods below, are used for introducing the dielectric in machining gap?
a. normal flow
b. reverse flow
c. jet flushing
d. all of the mentioned
Q. Few large holes are than many small flushing holes in Electro discharge machining.
a. worse
b. better
c. well
d. none of the mentioned
Q. In Electro discharge machining, which type of dielectric flow mentioned below is desirable?
a. unsteady flow
b. steady flow
c. unstable flow
d. none of the mentioned
Q. Metal is removed on which of the components in electro discharge machining?
a. electrode tool
b. work piece
c. electrode tool & work piece
d. none of the mentioned
Q. On which of the following components, does the MRR depend?
a. work piece
b. electrode tool
c. electrode tool & work piece
d. none of the mentioned