Top 550+ Solved Production Engineering MCQ Questions Answer
Q. In gas welding using oxygen and acetylene cylinders the pressure of gas is more in
b. Aetylene cylinders
c. Equal in both cylinders
d. Oxygen cylinder
e. 400 - 440 V
Q. Some substances generate voltage when they are subjected to mechanical forces or stresses along specific planes. Such subtances are known as
a. Photo-electric
b. Megneto-electric
c. Thermo-electric
d. Piezo-electric
e. Radio-active
Q. In centreless grinding the regulating wheel is inclined at an angle
a. 12 - 24?
b. 9-15?
c. 1 - 8?
d. 15 - 18?
e. 25 - 35?
Q. Which of the following operation is not involved in heat treatment of steels
a. Tumbling
b. Cyniding
c. Annealing
d. Normalizing
e. Strain drawing
Q. The surface roughness on a drawing is represented by
a. Circle
b. Triangle
c. Zig-zag lines
d. Square
e. Curve
Q. A rack is a gear of
a. Infinite pitch
b. Infinite number of teeth
c. Infinite diameter
d. Infinite clearance
e. Infinite module
Q. The shears used for making circular cuts are known as
a. Curved shears
b. Straight shears
c. Any of (A) or (B)
d. Parting off
Q. For the measurement of temperature the transduction method could be
a. Capacitive
b. Inductive
c. Electron tube
d. Piezo-electric
e. Resistance
Q. Cores are used
a. To make castings sound
b. To strengthen mould
c. To get cavity or recess in a casting
d. To get smooth surface on castings
e. In symmetrical casting only
Q. While using HSS tools on a lathe, cutting speed will be maximum when machining
a. Mild steel
b. Cast iron
c. High carbon steel
d. High speed steel
e. Aluminium
Q. Heating elements for domestic and industrial electrical applications are made of
a. Babbit metal
b. Invar
c. Delta metal
d. Duralumin
e. Nichrome
Q. The process of joining two slip gauges is known as
a. Piercing
b. Wringing
c. Welding
d. Pressing
e. Soldering
Q. When 50 mm rod is turning at a spindle speed of 200 rpm the cutting speed would be
a. 15 - 20 m/min
b. 10 - 12 m/min
c. 12 - 15 m/min
d. 30-35 m/min
e. 20 - 28 m/min
Q. The commonly used material for thermocouples is
a. Chromel-copper
b. Chromel-alumel
c. Platinum-rhodium
d. Any of the above
e. None of the above