Top 550+ Solved Production Engineering MCQ Questions Answer
Q. In orthogoual cutting of metals the cutting edge is
a. Perpendicular to the direction of tool travel
b. Perpendicular to the work piece
c. Perpendicular to the shear plane
d. Perpendicular to the axis of cutting tool
e. None of the above
Q. Hardest abrasive is
a. Aluminium oxide
b. Silicon carbide
c. Boron carbide
d. Diamond
e. Tungsten oxide
Q. Riser is generally located
a. near the parting line
b. on the upper most section of the casting
c. Parting off
d. opposite to the pouring end
e. near the deepest section of the mould
Q. Which of the following test can be used to detect surface cracks in the welding of non-magnetic alloys?
a. Fluorescent test
b. Gamma ray test
c. X-ray test
d. Magnaflux test
e. Any of the above
Q. Which of the following process has the lowest rate of metal removal?
a. Electron beam machining
b. Electro discharge machining
c. Abrasive jet machining
d. Electro chemical machining
e. Chemical machining
Q. Which of the following machine is likely to be extensively used in a workshop manufacturing wire nails?
a. Lathe
b. Broaching machine
c. Drilling machine
d. Power press
e. Cold heading machine
Q. Shearing strain in the chip at shear plane is
a. tan (? + ?) + cot ?
b. tan (? - ?) - tan ?
c. Infinite clearance
d. tan (? - ?) + cot ?
e. tan (? - ?) + tan ?
Q. Which of the following is the most common bond used in grinding wheels?
a. Shellac bond
b. Pakelite bond
c. Parting off
d. Rubber bond
e. Vitrified bond
Q. The grain size of moulding sand is expressed in terms of
a. Mean grain diameter
b. Seive number
c. Grain diameter
d. Grain density
e. Grain fitness number
Q. Refractory metals are
a. Those which can be cast in the form of bricks
b. Those which reflect heat
c. Those which have melting point above 1950?C
d. Those which absorb heat
e. Those do not malt in a normal furnace
Q. Press die life is gauged by
a. loss in weight
b. amount of burr produced
c. change of colour
d. Any of the above
e. Parting off
Q. Feeler gauge is used for measuring clearance between two
a. round surfaces
b. spherical surfaces
c. Parting off
d. flat surfaces
e. tapering surfaces
Q. Preheating is usually done while welding
a. Cast iron
b. Aluminium
c. Thin sheets of mild steel
d. Thick sheets of mild steel
e. Copper
Q. EN series is used to designate
a. aluminium alloys
b. steels
c. organic materials
d. Parting off
e. copper alloys
Q. Sweep patterns are used for
a. Circular shape objects
b. Rectangular objects
c. Any large size objects
d. Ellipucal objects
e. Tiny objects