Top 550+ Solved Production Engineering MCQ Questions Answer
Q. A circular mill is
a. A circle of 1 metre diameter
b. A milling operation done on lathe is known as circular mill
c. A milling machine used for cutting circular jobs by giving motion to the job during cutting
d. Area of a circle of 1 mile radius
e. Area of 0.001 inch diameter circle
Q. The method of joining metals by means of cast iron alloy whose melting point is below 425?C is known as
a. Non-ferrous welding
b. Soldering
c. Brazing
d. Galvanising
e. Adhesive bonding
Q. The important factor to be considered while selecting a bearing is
a. Applied load
b. Operating speed range
c. Required bearing capacity
d. All of the above
e. None of the above
Q. The purpose of sometimes adding exothermic materials to sand is
a. To dry the mould
b. To produce directional solidification by the generation of heat
c. To produce chilled surfaces
d. To heat the core
e. To heat the sand
Q. The backlash between gears is expressed in terms of
a. Difference between addendum and dedendum
b. The difference between PCD of two gears
c. The actual gear width on pitch circle minus the standard gear width for given number of teeth on gear
d. Clearance between faces of the mating gears
e. None of the above
Q. In all the following case chips produced are in the form of fragments EXCEPT
a. Trepanning of steel
b. Facing of bronze
c. Shaping of cast iron
d. Milling of aluminium
e. Parting off