Top 550+ Solved Production Engineering MCQ Questions Answer

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Q. High carbon steels contain carbon

a. Between 0.6 to 1.3 percent

b. Between 0.05 to 0.6 percent

c. More than 1.7 percent

d. Between 1.3 to 1.7 percent

e. 0.70 percent

  • a. Between 0.6 to 1.3 percent

Q. The feed depends on

a. finish required

b. depth of cut

c. rigidity of machine

d. All of the above

e. Parting off

  • d. All of the above

Q. Which of the following materials will have highest value of contraction allowance

a. Aluminium

b. Brass

c. Cast iron

d. Malleable iron

e. Bronze

  • b. Brass

Q. A stick is

a. A tool for lifting the pattern from mould

b. A tool for mostening the sand

c. A hand tool for repairing mould in foundry shop

d. A device for measuring moisture content in foundry sand

e. Automatic moulding tool

  • c. A hand tool for repairing mould in foundry shop

Q. In automatic control systems a good control is

a. One that is automatically controlled

b. One that gives high operating efficiency

c. One that gives good results

d. One that gives maximum production

e. One that has minimum deviation following a disturbance

  • e. One that has minimum deviation following a disturbance

Q. In a 48A 100-H-8-S-BE grinding wheel the type of bond used is

a. Silicate

b. Resinoid

c. Shellac

d. Vitrified

e. Rubber

  • a. Silicate

Q. Which of the following metal takes smallest side rake angle during turning?

a. Cast iron

b. Parting off

c. Brass

d. Monel metal

e. Aluminium

  • c. Brass

Q. Lead and sulphur when added to low carbon steel promote

a. chip breaking

b. continuous chip formation

c. continuous chip with built up edges

d. None of the above

e. Parting off

  • a. chip breaking

Q. Which of the following process is used for casting ornamental objects, toys and similar articles?

a. Slush casting

b. Open mould casting

c. Semi-centrifugal casting

d. Die casting

e. None of the above

  • a. Slush casting

Q. Plug welded joints are used

a. For welding at selected spots only

b. For jobs carrying shear stress

c. For jobs of dissimilar materials

d. To join two pieces of metal in the same manner as riveted joint metals

e. To join a circular metal with a flat job

  • d. To join two pieces of metal in the same manner as riveted joint metals

Q. Austenitic stainless steel contain

a. at least 24 percent of combined chromium and nickel

b. 4 to 6 percent of chromium

c. chromium which is 17 times the percentage of carbon

d. None of the above

e. Parting off

  • a. at least 24 percent of combined chromium and nickel

Q. Shatter test is conducted to measure

a. Toughness of sand

b. Toughness of core

c. Toughness of pattern

d. Toughness of mould

e. Toughness of casting

  • a. Toughness of sand

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

a. High carbon steel

b. Mild steel

c. Bronze

d. Brass

e. Aluminium

  • a. High carbon steel

Q. Spindle speed in a lathe for turning a 40 cm dia rod at a cutting speed of 30 m/min would be

a. 100 rpm

b. 336 rpm

c. 238 rpm

d. 468 rpm

e. 206 rpm

  • c. 238 rpm

Q. Dial indicator is a

a. comparator

b. recording device

c. transducer

d. sensor

e. Parting off

  • a. comparator
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