Top 550+ Solved Production Engineering MCQ Questions Answer
Q. In climb milling
a. Work moves in same direction as rotation of the cutter
b. Tool climbs on the work piece for cutting operation
c. Cutting takes place in two planes simultaneoudly
d. Work is fed to cutter in lateral direction
e. Work moves in opposite direction as rotation of the cutter
Q. Which of the following is basically a polishing operation?
a. Lapping
b. Soft grinding
c. Honing
d. Parting off
e. Buffing
Q. When a thin job is to be machined on a shaper, in order to prevent warping, which one of the following steps should be taken first?
a. Light cut
b. Heavy cut
c. Single heavy cut
d. Any of the above
e. Vernier caliper
Q. Which of the following metal is best suited for electro forming?
a. Lead
b. Silver
c. Mild steel
d. Aluminium
e. Zinc
Q. Discontinuous chips in brittle materials are promoted by
a. low cutting speed and insufficient rake angle
b. coarse feed and low cutting speed
c. low cutting speed and insufficient coolant
d. None of the above
e. Parting off
Q. The moisture content of moulding sand generally varies from
a. 40-50 percent
b. 2-8 percent
c. 10-25 percent
d. 50-65 percent
e. 25-40 percent
Q. LASER is
a. an electromagnetic radiation
b. a magnetic radiation
c. a light radiation
d. Parting off
e. an atomic radiation
Q. Which of the following does not represent the number of slip gauges in a metric set?
a. 110
b. 45
c. 88
d. 65
e. 103
Q. In lost wax casting for non-ferrous materials, the material of the mould is
a. Sodium silicate
b. Silica
c. Plaster of Paris
d. Ethyl silicate
e. Parting off
Q. Oxygen cylinders are
a. Cast iron cylinders
b. Seamless steel cylinders
c. Die cast
d. Steel cylinders, welded structure
e. Alloy steel cylinders, thermit welded
Q. A work piece of 100 mm diameter is to be machined at a cutting speed of 100 metres per minute. The rpm of the work piece should be
a. 636
b. 318
c. 100
d. 200
e. 159
Q. Point angle of drill is usually more while drilling
a. Slate
b. Marble
c. Hard alloys
d. Soft cast iron
e. Mild steel
Q. In drilling operation if the drill point is outside the drill axis, the effect on the drilled hole will be
a. The hole will be rough
b. The hole will be smooth
c. The hole will become too large
d. The hole will become elliptical
e. The drilled hole will be normal
Q. Black broken lines on a pattern indicates
a. Surface to be left unmachined
b. Surfaces to be machined
c. Seats for loose core prints
d. Core prints
e. Fillets