Top 550+ Solved Production Engineering MCQ Questions Answer
Q. Low helix drills are used for machining
a. Brass
b. bronze
c. bakelite
d. Any of the above
e. Parting off
Q. During continuous chip formation the maximum heat is taken away by
a. Depends on velocity of cutting
b. Chip
c. Tool
d. Work piece
e. Coolant
Q. Folding of edges of the sheet metal is done to
a. Parting off
b. To make the product stronger
c. To make the product attractive
d. Strengthen the edges and eliminate the sharp edges
Q. Poor surface finish and fast wear of tool are the characteristics of
a. Continuous chips with built up edges
b. Discontinuous chips
c. Inhomogencous chips
d. Low power consumption
e. Continuous chips
Q. In a Brinell hardness test the hardness number is determined by the measurement of
a. Width of depression
b. Depth of depression
c. Diameter of depression
d. Surface area of depression
e. None of the above
Q. Post cleaning is done in case of brazed joints to
a. Prevent corrosion
b. Remove scale
c. Strengthen the joint
d. Increase the strength of the joint
e. All of the above
Q. For cutting sheet metal the chisel cutting edge is bevelled to an angle of
a. 90?
c. 40? - 45?
d. 30? - 60?
e. Parting off
Q. Core prints are
a. Impressions left on cores during core making
b. Hard surfaces on cores mainly meant for resisting deformation
c. Blue prints for core manufacturing
d. Holes or recesses in core meant for locating cores in position
e. None of the above
Q. The most commonly used instrument for the measurement of mass or volume of flowing fluids in industrial plants are
a. Impeller type
b. Propeller type
c. Turbine type
d. Weight belt type
e. Any of the above
Q. During arc welding if the current is too low, it is likely to result in
a. Poor penetration
b. Excess piling up of weld metal
c. Excessive electrode consumption
d. All of the above
e. None
Q. The disadvantage of die casting process is
a. Cost is less
b. Surface finish is poor
c. Heavy section can be easily cast
d. High production rates are not possible
e. Only certain non-ferrous alloys can be cast economically
Q. Which of the following provides an additional projection on a pattern and also forms a seat to support and locate the core in the mould?
a. Head
b. Mould print
c. Print
d. Check
e. Core print
Q. Aluminium gears are generally used in
a. Compressors
b. Speed reducers
c. Instruments
d. Worm wheels
e. None of the above
Q. While machining copper alloys by electro chemical machining the electrolyte used is
a. Sodium chlorate
b. Sodium hydroxide
c. Sodium sulphate
d. Common salt
e. Sodium nitrate
Q. Which of the following is relatively a low temperature brazing process?
a. Brass brazing
b. Silver manganese brazing
c. Copper brazing
d. Nickel chrome brazing
e. Silver brazing