Top 550+ Solved Production Engineering MCQ Questions Answer
Q. High helix drills are used for deep hole drilling in
a. Aluminium
b. Plastics
c. Rubber (hard)
d. Marble
e. Bakelite
Q. Choose incorrect statement. With increasing cutting speed
a. machining cost decreases
b. tool cost increases
c. total cost decreases
d. None of the above
e. Parting off
Q. Panes are used
a. Make the timber surfaces uniform and smooth
b. Making holes in the Timber piece
c. Chamfering the edges
d. Parting off
e. Measure the dimensions
Q. An accurate lathe in India is identified as
a. Mark I
b. Grade I
c. Precision I
d. Agmark I
e. Accurate I
Q. Indexing for 107 divisions can be done by
a. Angular indexing
b. Simple indexing
c. Differential indexing
d. Compound indexing
e. Compound differential indexing
Q. Which of the following process provides continuous welds between two sheets?
a. Projection welding
b. Spot welding
c. Seam welding
d. All of the above
e. Parting off
Q. In thermit welding, heat is generated by
a. Combustion of gases
b. Electric arc
c. Reaction of oxygen with metal
d. Chemical reaction involving finely divided aluminium and iron oxide
e. None of the above
Q. The common ratio for geometrical speeds in geometrical progression lies between
a. 2.0 to 5.0
b. 5.0 to 10.0
c. 1.0 to 2.0
d. 0.1 to 0.5
e. 0.5 to 0.9
Q. Wipping is the process of
a. Cleaning the welded surface after the welding operation is over
b. Applying flux during welding process
c. Connecting load pipes by soldering alloy
d. Low temperature welding
e. None of the above
Q. The term CLA (Centre Line Average) is used in connection with
a. Surface hardness
b. Stresses in a component
c. Average speed of a gear
d. Surface finish
e. Sharpness of a cutting tool
Q. A piercing operation in which the entire contour is not cut, is known as
a. lancing
b. Parting off
c. notching
d. broaching
e. bumishing
Q. Which variety of copper has the highest purity?
a. Best select copper
b. Parting off
c. High conductivity copper
d. Arsenical copper
e. Deoxidised copper
Q. Magna flux is
a. An instrument using ultrasonic techniques for crack detection
b. An instrument used for precision measurements using magnetism and flux density
c. An instrument used for inspection of weldings
d. A non-destructive inspection technique that makes use of magnetic field and magnetic particles to locate flaw in materials
e. Intensity of X-rays required corresponding to thickness of a job for determination of defects.
Q. A mandrel is
a. Auxiliary chuck used on lathe for holding small loads
b. None of above
c. A tapered gauge used for inspection of tapered holes
d. Is used in lathe work to hold castings
e. A slightly tapered hardened steel shaft that supports works which cannot be supported otherwise