Top 550+ Solved Production Engineering MCQ Questions Answer

From 421 to 435 of 771

Q. The included angle of a lathe centre is generally

a. 45?

b. 30?

c. 60?

d. 22

e. 15?

  • c. 60?

Q. Which one of the following materials will have highest cutting speed?

a. Bronze

b. Aluminium

c. Brass

d. Cast iron

e. Tool steel

  • b. Aluminium

Q. Hack-saw blades having the number of teeth as given below are available. Which one would you chose for cutting brass

a. 18 teeth per inch

b. 14 teeth per inch

c. 31 teeth per inch

d. 40 teeth per inch

e. 24 teeth per inch

  • e. 24 teeth per inch

Q. Gang milling is

a. Process in which two or more cutters are used simultangeously

b. High speed milling

c. Milling operation combined with turning

d. Process of cutting gears

e. Milling process for generating hexagonal surfaces

  • a. Process in which two or more cutters are used simultangeously

Q. Which machine can be used for grinding the ball bearing outer races

a. Surface grinding machine

b. Magnetic chuck grinding machine

c. Universal grinding machine

d. Centreless grinding machine

e. Cylindrical grinding machine

  • d. Centreless grinding machine

Q. Which one of the following methods be used for turning internal tapers only?

a. Taper attachment

b. Reamer

c. Form tool

d. Compound rest

e. Tailstock offset

  • a. Taper attachment

Q. Folding process of edges of the sheet metal is termed as

b. Bending

c. Seaming

d. Hemming

e. Parting off

  • d. Hemming

Q. In which operation on a work piece on lathe the spindle speed with be least?

a. Plain turning

b. Thread cutting

c. Taper turning

d. Finishing

e. Parting off

  • b. Thread cutting

Q. Specific temperature for the international Prototype metre is

a. Atmospheric

b. Melting point of ice

c. 0?F

d. 0?K

e. 0?C

  • e. 0?C

Q. The speed of grinding wheel is limited by

a. type of bond

b. grinding operation

c. rigidity of grinding machine

d. All of the above

e. Parting off

  • d. All of the above

Q. Which of the following is not a shearing process?

a. Notching

b. Perforating

c. Lancing

d. Blanking

e. Embossing

  • e. Embossing

Q. For which of the following material TIG welding is preferred?

a. Gold

b. Stainless steel

c. Mild steel

d. Silver

e. Aluminium

  • e. Aluminium

Q. Taper gererally used in lathes now-a-days is

a. Jarno

b. Morse

c. Brown and sharpe

d. None of above

e. Parkinson

  • b. Morse

Q. Point angle of 90? is used on drills for drilling on

a. Parting off

b. brass

c. bakelite

d. very hard materials

e. aluminium

  • c. bakelite

Q. In which of the following process hydraulic fluid acts as transfer media?

a. Ultrasonic machining

b. Electron beam machining

c. Water jet machining

d. Iron beam machining

e. Electro discharge machining

  • c. Water jet machining
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