Top 550+ Solved Production Engineering MCQ Questions Answer
Q. A drill will not cut when
a. helix pitch is small
b. lip angle is zero
c. point angle is 118?
d. helix pitch is large
e. Parting off
Q. In shell moulding, the dimensional accuracy that can be expected is
a. 0.001 to 0.002 mm/mm
b. 1 mm/mm
c. 0.003 to 0.005 mm/mm
d. 0.1 mm to 0.3 mm
e. 0.3 mm to 0.5 mm
Q. The collapsible tubes for tooth pastes are made by
a. rolling
b. die casting
c. extruding
d. drawing
e. Parting off
Q. A standard ground drill for use on mild steel has a point angle of
a. 80?
b. 118?
c. 30?
d. 138?
e. 60?
Q. Ultrasonic machine is best suited for
a. Non-ferrous metal
b. Spongy materials
c. Brittle materials
d. Dielectrics
e. Amorphous solids
Q. In a machining operation on free cutting mild steel the cutting speed is mentioned as 70 m/min. What should be material of cutting tool
a. Carbon steel
b. Wood
c. High speed steel
d. Carbide
e. Diamond
Q. The process of cutting thin gears from metal sheets is known as
a. Extruding
b. Punching
c. Stamping
d. Sintering
e. Rolling
Q. A Hack-saw blade cuts on
a. Depends on direction of force
b. Both
c. Forward stroke
d. Return stroke
e. Depends on orientation
Q. Buffing is
a. An finishing operation in broaching
b. An etching process
c. The process of bringing out the luster of metal
d. A process of electroplating
e. Covering a metal part with soft materials to prevent damage
Q. Which of the following is an inert gas?
a. Carbondioxide
b. Carbon monoxide
c. Nitrogen
d. Argon
e. All of the above
Q. In lathe machine the chasing dial is used during
a. Taper turning
b. Drilling
c. Parting off
d. Thread cutting
e. Knurling
Q. The depth of cut depends on the
a. curring speed
b. rigidity of machine tool
c. tool material
d. all of the above
e. Parting off
Q. Which of the following is a gear finishing operation?
a. Gear burnishing
b. Phosphate coating
c. Gear lapping
d. All of the above
e. Parting off
Q. While cutting with a hacksaw, the number of teeth contacting the job should be
a. More than one
b. Only one
c. Any of (A) or (B)
d. Parting off