Top 550+ Solved Production Engineering MCQ Questions Answer
Q. Suitable change wheels for cutting 17 T.P.I. on 4 T.P.I. lead screw lathe are
a. 10 to 65
b. 15 to 85
c. 20 to 85
d. 30 to 105
e. None of the above
Q. For the measurement of velocity, the transduction method could be
a. Capacitive
b. Inductive
c. Magneto-electric
d. Photoelectric
e. Any of the above
Q. Burnishing operation is done with the help of
a. Abrasives
b. Dielectrics
c. Balls
d. Lubricating oils
e. Any of the above
Q. Which of the following process connot be carried out on lathe machine?
a. Notching
b. Riveting
c. Punching
d. Blanking
e. All of the above
Q. Which of the following operations is known as 'sweating'
a. Tinning the two surfaces to be joined, applying flux and heating
b. Heating two surfaces to be joined, to the high temperature in presence of flux
c. Heating two surfaces at low temperature
d. Joining of two surfaces without use of flux
e. None of the above
Q. The stake used for making conical shapes is known as
a. Parting off
b. Hatchet stake
c. Funnel stake
d. Moon stake
Q. A special form of piercing in which the entire contour is not cut, is known as
a. Lancing
b. Notching
c. Trimming
d. Slotting
e. None of the above
Q. Carbon tool steels generally loose their hardness above
a. 50?C
b. 200?C
c. 100?C
d. Parting off
e. 125?C
Q. Loading of grinding wheel occurs when
a. Parting off
b. part of grinding surface gives way
c. long cracks develop on grinding wheel from centre to outer diameter
d. abrasive grains become clogged with particles of metal being ground
e. follow cavities are formed on the surface of grinding wheel
Q. Preferred numbers are the numbers in
a. arithmetic progression
b. Parting off
c. harmonic progression
d. Logarithmic progression
e. geometric progression
Q. Surveying tapes are generally made of
a. Invar
b. Nichrome
c. Constantan
d. Nicheloy
e. Muntz metal
Q. In gas welding, the welding rods of 30 mm diameter are available. What will be the maximum thickness of material that can be welded with this rod?
a. 3 mm
b. 25 mm
c. 12 mm
d. 6 mm
e. 30 mm
Q. The temperature scanning system are used
a. Where temperature control at a point is important
b. Where temperature difference between two points is important
c. Where system is capable of working without temperature control
d. Where monitoring of a relatively large number of temperatures is needed
e. None of the above
Q. A good cutting action is indicated by
a. High cutting ratio
b. Low cutting ratio
c. Low chip reduction coefficient
d. None of the above
e. Bakelite