Top 550+ Solved Production Engineering MCQ Questions Answer
Q. Broaching is primarily done for
a. mass production
b. hard materials
c. better finish
d. cylindrical jobs
e. Parting off
Q. For simple turning operation of lathe, the cutting speed is specified as 70 metres per minute. The cutting tool may be expected to be
a. Carbide
b. Higher speed steel
c. Carbon steel
d. Mild steel
e. Diamond
Q. Simple indexing using a dividing head of turn ratio 40 for 6 division would be
a. 14 holes in 21 hole circle plate
b. 26 holes in 21 hole circle plate
c. 6 turns and holes in 21 hole circle plate
d. 6 turns and 14 holes in 30 hole circle plate
e. 6 turns
Q. In instrumentation, registering is
a. Production of continuous record on an instrument
b. Conversion of signal from one form to another
c. Indication by numbers or some other symbol of discrete increments, the value of some quantity
d. To perform various manipulations before indicating or recording results
e. None of the above
Q. In a drilling machine having six spindle speeds if first five speeds are 458, 605, 800, 1055 and 1390 rpm, the next higher speed would be
a. 1760 rpm
b. 1500 rpm
c. 1830 rpm
d. 1630 rpm
e. 1440 rpm
Q. A pattern maker's contraction rule accounts for
a. All materials of the pattern
b. All materials to be cast
c. Only shrinkage allowance
d. Only shrinkage, draft and distortion allowances
e. All pattern allowances
Q. The horizontal force required to slide the tail stock would be
a. 1000 kg
b. 648.84 kg
c. 100 kg
d. 148.84 kg
e. 500 kg
Q. The audible spectrum of sound is in the range of
a. 0 to 100 cps
b. 30 to 15000 cps
c. 15000 to 25000 cps
d. 25000 to 10000 cps
e. None of the above
Q. Size of a shaper is generally specified by
a. Length, breadth and height of machine
b. Maximum travel of cutting tool
c. Weight of the machine
d. Quick return ratio
e. The area of machined surface per hour
Q. Which of the following process is preferred for the welding of grey cast iron?
a. Oxy-acetylene
b. Thermit
c. MIG
d. TIG
e. Submerged arc
Q. For mild steel work piece using carbide tool, the temperature at which maximum materials is removed is
a. 200?C
b. 275?C
c. 100?C
d. Near zero deg centigrade
e. Below room temperature
Q. The surface speed of regulating wheel in case of centreless grinding is
a. 1500 - 1800 M/min
b. 15 - 75 M/min
c. 1000 - 1500 M/min
d. 100 - 500 M/min
e. 500 - 800 M/min
Q. Which of the following is considered to be non-machinable by conventional processes?
a. Grey cast iron
b. Silicon bronze
c. Parting off
d. While cast iron
e. Cast copper
Q. The cemented carbide tools are generally poor in
a. Compression
b. Tension
c. Shear
d. Torsion
e. None of the above
Q. Which quality of fit is provided for plummer block bearings?
a. H8f8
b. H6f6
c. H8d8
d. H6g5
e. None of the above