Top 550+ Solved Unconventional Machine Process (UMP) MCQ Questions Answer

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Q. Which of the following is not a part of machining system of Water jet machining?

a. transducer

b. accumulator

c. jet cutting nozzle

d. hydraulic pump

  • a. transducer

Q. What is the general power rating of the hydraulic pump, used in WJM?

a. 10 kw

b. 20 kw

c. 30 kw

d. 40 kw

  • c. 30 kw

Q. Which of the following are the components of intensifier present in water jet machining system?

a. piston

b. plunger

c. limit switch

d. all of the mentioned

  • d. all of the mentioned

Q. On which property of water, will the accumulator in Water jet machining rely on?

a. density

b. compressibility

c. viscosity

d. velocity

  • b. compressibility

Q. What are the values of typical tube diameters in the machining system in WJM?

a. 0.1 to 1 mm

b. 1 to 6 mm

c. 6 to 14 mm

d. 14 to 25 mm

  • c. 6 to 14 mm

Q. What is the expected life of the nozzles used in WJM?

a. 10 hrs

b. 20 hrs

c. 100 hrs

d. 200 hrs

  • d. 200 hrs

Q. Which of the following does not damage the nozzle used in Water jet machining?

a. particles of dirt

b. mineral deposits

c. water

d. all of the mentioned

  • c. water

Q. What are the uses of catcher in machining system of Water jet machining?

a. collecting dirt

b. collection of debris

c. reduce noise levels

d. all of the mentioned

  • d. all of the mentioned

Q. Distance between which components, is the stand-off distance?

a. nozzle-inlet and work piece top

b. nozzle-outlet and work piece-top

c. nozzle-inlet and work piece-bottom

d. nozzle-outlet and work piece-bottom

  • b. nozzle-outlet and work piece-top

Q. 10 – 0.30 mm.

a. 0.1 – 1 mm

b. 1 – 2 mm

c. 2 – 6 mm

d. 6 – 14 mm

  • c. 2 – 6 mm

Q. Which of the following are the applications of Electro discharge machining?

a. holes

b. slots

c. texturing

d. all of the mentioned

  • d. all of the mentioned

Q. Which type of electrode is used for drilling in Electro discharge machining?

a. flat electrode

b. cuboidal electrode

c. tubular electrode

d. spherical electrode

  • c. tubular electrode

Q. The dielectric fluid is flushed in thorough which part of the electrode in drilling in EDM?

a. interior hole

b. side gaps

c. all of the mentioned

d. none of the mentioned

  • a. interior hole

Q. Which type of holes can be produced through drilling using Electro discharge machining?

a. irregular

b. curved

c. tapered

d. all of the mentioned

  • d. all of the mentioned

Q. What are the values of general feed rates used for drilling in EDM?

a. 0.1 mm/min

b. 0.3 m/min

c. 0.5 mm/min

d. 0.7 mm/min

  • a. 0.1 mm/min
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