Top 550+ Solved Production Engineering MCQ Questions Answer
Q. Which of the following is not a chipless machining process?
a. Rolling
b. Grinding
c. Extruding
d. Die casting
e. Cold heading
Q. During planning the chips produced are in the form of
a. closed spirals
b. long helics
c. Parting off
d. spinters
e. fragments
Q. Choose the incorrect statements. A coolant should be
a. Good lubricant
b. Generally not provided
c. Harmless to operator and machine
d. Transparent
e. Light in weight
Q. Which of the following centre is used for holding hollow jobs on a lathe?
a. Oil groove centre
b. Revolving centre
c. Half centre
d. Square centre
e. Pipe centre
Q. Which of the following process needs high current for its operation?
a. Electro chemical machining
b. Ultrasonic machining
c. Abrasive machining
d. Electron beam machining
e. Electric discharge machining
Q. For short-distance transmission, the methods of transmission that can be used is
a. Hydraulic
b. Pneumatic
c. Electric and electronic
d. Any of the above
e. None of the above
Q. In a cupola
a. Wind box and tap hole are at the same level
b. Slag spout is below tape hole
c. Slag spout is above wind box
d. Tape hole is below wind box
e. Tape hole is above wind box
Q. How wire anemometers are generally used to
a. Measure thermal conductivity of solids
b. Measure pressure of fluids
c. Measure temperature of moving fluid
d. Measure velocity of air steam
e. Measure magnetic properties
Q. In EDM, the erosion of metal occurs due to
a. Eddy current generated on the metal surface
b. Highly ionised electrolyte impinging on the metal surface
c. Chemical erosion
d. Rapidly recurring spark discharges impinging against the surface of work piece
e. Molecular transfer
Q. The tool used for punching small indentations/establishing points for divider is termed as
a. Solid punch
b. Parting off
c. Hollow punch
d. Prick punch
Q. The welding of steel structures on the site of a building is done by
a. Arc welding
b. Spot welding
c. Projection welding
d. Thermit welding
e. TIG welding
Q. The advantage of a pneumatically operated control system is
a. It can be used in hazardous atmosphere
b. Simplicity of components
c. Easily maintained
d. Relatively inexpensive
e. All of the above
Q. The surface speed of grinding wheel in case of centreless grinding is
a. 1000 - 1500 M/min
b. 15 - 75 M/min
c. 1500 - 1800 M/min
d. 100 - 500 M/min
e. 500 - 800 M/min
Q. An examiner has given the following as parts of drill bit. Find which one is not correct
a. Cutting edge
b. Eye
c. Shank
d. Point
e. Dead centre
Q. A 20 number crucible
a. Will have height of 20 cm
b. Can take 20 cc of molten material
c. Will have capacity to melt 20 kg of copper
d. Will have internal diameter of 20 cm
e. Can produce castings of 20 kg only