Top 550+ Solved Unconventional Machine Process (UMP) MCQ Questions Answer
Q. What is the value of velocity with which, electrolyte flows in the inter electrode gap?
a. >1 m/s
b. >3 m/s
c. >5 m/s
d. >10 m/s
Q. Of the following, electrolyte removes which of the dissolution products?
a. metal hydroxides
b. heat
c. gas bubbles
d. all of the mentioned view answer
Q. Which of the following reactions takes place at the electrodes?
a. generation of hydrogen
b. dissolution of iron
c. dissolution of nacl
d. all of the mentioned
Q. Which of the following reaction takes place at anode?
a. generation of hydrogen
b. dissolution of iron
c. generation of hydroxyl ions
d. none of the mentioned
Q. Which of the following reactions take place at cathode?
a. generation of hydrogen
b. dissolution of iron
c. dissolution of nacl
d. all of the mentioned
Q. Positively charged particles (cations) move towards which electrode?
a. anode
b. cathode
c. anode & cathode
d. none of the mentioned
Q. Negatively charged particles (anions) move towards which electrode?
a. anode
b. cathode
c. anode & cathode
d. none of the mentioned
Q. Which of the following come under the main components of ECM?
a. feed control system
b. work piece holding devices
c. electrolyte supply system
d. all of the mentioned
Q. Feed control system is responsible for which action in ECM?
a. giving feed to tool
b. electrolyte supply
c. power supply
d. none of the mentioned
Q. In ECM equipment, what is the role of electrolyte supply system?
a. giving feed to tool
b. electrolyte supply
c. power supply
d. none of the mentioned
Q. What is the role of power supply unit in ECM equipment?
a. giving feed to tool
b. electrolyte supply
c. power supply
d. none of the mentioned
Q. For large size machining, which type of facilities are used in ECM?
a. semi-automated facilities
b. automated facilities
c. automated & semi-automated facilities
d. none of the mentioned
Q. Electrolyte supply system should concentrate on which of the following factors?
a. pressure
b. supply rate
c. temperature
d. all of the mentioned
Q. For high strength or rigidity, which type of coatings are recommended for metals?
a. other metal coatings
b. non-metallic coatings
c. all of the mentioned
d. none of the mentioned