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This set of Production Engineering Multiple Choice Questions & Answers (MCQs) focuses on Production Engineering Set 22
Q1 | Antioch is
- A soft soldering process
- A process for making porous moulds
- An instrument for measurement of porosity of sand
- A process for removal of excess solder from joints
- A hand tool used for repairing moulds
Q2 | A gate is the
- Vent hole to allow for the hot gases to escape
- Channel for the flow of excess molten material
- Passage through which metal rises when the mould is filled
- Passage through which metal is poured into the mould
- Passage that finally leads molten metal from the runner into the mould cavity
Q3 | Shrinkage of cast iron on solidification is nearly
- 1%
- 13%
- Parting off
- 5%
- 6.50%
Q4 | Machinability is affected by
- tool geometry and material
- cutting fluids
- regidity of tool and machine
- All of the above
- Parting off
Q5 | Two 3 mm thick MS sheets are to be welded. Electrodes of 16, 12, 10 Nos, are available which one would you choose.
- 16
- 12
- 10
- Any of the above
- None of the above
Q6 | In electro chemical machining the metal is removed by
- Molecular transfer
- Ionic bombardment
- Collimated light rays
- Ultraviolet rays
- Dissolution in electrolyte solution
Q7 | The property of sand due to which it clings to the sides of a moulding box, is called
- permeability
- adhesiveness
- electron affinity
- cohesiveness
- Parting off
Q8 | Cutting speed in turning operation for aluminium is
- 30 m/min
- 15 m/min
- 200 m/min
- 400 m/min
- 1000 m/min
Q9 | In a 32A 49-H 8V BE grinding wheel the grit size is represented by
- H
- 8
- 46
- BE
- 32
Q10 | In theory of metal cutting the shear plane angle is the angle between
- Shear plane and tool axis
- Shear plane and job surface
- Shear plane and tool surface
- Shear plane and horizontal plane
- Shear plane and verticalplane
Q11 | Load cells are used
- For the measurement of weight
- For pile driving
- For the measurement of strain
- For the measurement of stress
- For the measurement bearing capacity of soils
Q12 | A sinebar is used to measure
- Surface roughness
- Gear profiles
- Internal tapers
- External tapers
- All of the above
Q13 | In a power hacksaw machine blade the number of teeth per inch are generally
- 10 -- 12
- 4 -- 6
- 20 -- 24
- 12 -- 20
- 24 -- 32
Q14 | Shanks of taper drills are provided standard taper known as
- Jarno and Reed taper
- Morse taper
- Brown and Sharpe taper
- Chapman taper
- Sellers taper
Q15 | A step cone pulley is provided on a lathe to
- To reverse the spindle rotation
- To drive the lead screw
- For taper turning
- Reduce power consumption
- To change spindle speeds
Q16 | Usual thickness of a hacksaw blade is
- 1 mm
- Parting off
- 0.7 mm
- 0.4 mm
Q17 | For ultrasonic welding the thickness of metal is usually restricted to
- 15 mm
- 10 mm
- 25 mm
- 6 mm
- 3 mm
Q18 | Lathe bed is usually made of
- Cast iron
- Satellite
- Alloy steel
- Mild steel
- High speed steel
Q19 | Plate liners used between the vice-jaw and the work piece are made of
- Copper or Tin
- Mild steel
- Parting off
- Hard steel
Q20 | In case of grey cast iron the volumetric shrinkage is around
- 15%
- 2%
- 10%
- 25%
- 20%
Q21 | For the soldering of galvanized iron the flux used is
- Hydrochloric acid
- Zinc oxide
- Muriatic acid
- Ammonium chloride
- None of the above
Q22 | Automobile gears are generally manufactured by
- Extrusion
- Die casting
- Stamping
- Rolling
- Hobbing
Q23 | Which is not a part of shaper?
- Vernier caliper
- Table
- Cross slide
- Ram
- Tool head
Q24 | A bleed type relay is generally used in
- Pneumatic systems
- Electrical systems
- Electronic systems
- Mechanical systems
- None of the above
Q25 | For aluminum casting to be turned on a lathe, which chuck would be preferred?
- Four jaw independent chuck
- Pneumatic chuck
- Collet chuck
- Three jaw self-centring chuck
- Face plane