On This Page
This set of Production Engineering Multiple Choice Questions & Answers (MCQs) focuses on Production Engineering Set 19
Q1 | The welding of steel structures on the site of a building is done by
- Arc welding
- Spot welding
- Projection welding
- Thermit welding
- TIG welding
Q2 | The advantage of a pneumatically operated control system is
- It can be used in hazardous atmosphere
- Simplicity of components
- Easily maintained
- Relatively inexpensive
- All of the above
Q3 | The surface speed of grinding wheel in case of centreless grinding is
- 1000 - 1500 M/min
- 15 - 75 M/min
- 1500 - 1800 M/min
- 100 - 500 M/min
- 500 - 800 M/min
Q4 | An examiner has given the following as parts of drill bit. Find which one is not correct
- Cutting edge
- Eye
- Shank
- Point
- Dead centre
Q5 | A 20 number crucible
- Will have height of 20 cm
- Can take 20 cc of molten material
- Will have capacity to melt 20 kg of copper
- Will have internal diameter of 20 cm
- Can produce castings of 20 kg only
Q6 | For the measurement of pressure corrosive and highly viscous liquids with the halp of pressure gauge
- Gauge scale is modified
- Seal pots are used
- Bourdon tube of the gauge is changed
- Necessary corrections are applied
- Pressure gauge is never used in such situations
Q7 | 2% Nickel in steel makes it suitable for
- Boiler plates, rivets etc
- Electronic valves
- Connecting rods
- Anti corrosion characteristics
- Turbine blade
Q8 | IS code considers how many types of steels for designating carbon content in the steel?
- 1
- 4
- Parting off
- 2
- 3
Q9 | In a turning operation on a horizontal axis lathe, the forces on tool act
- only in horizontal plane in the directions of feed and cut
- only in vertical plane in the direction of feed and vertically
- only in vertical plane in the direction of feed and radially
- None of the above
- Parting off
Q10 | In a stationary type mechanical seal the sealing ring is generally located
- In machine housing
- Along machine shaft
- Independently
- None of the above
- None of the above
Q11 | Gold ornaments are generally produced by
- Pressed casting
- Slush casting
- Investment casting
- Die-casting
- Centrifugal casting
Q12 | In manufacturing ERW tube the type of welding generally used is
- Induction welding
- Thermit welding
- Electrical resistance welding
- Gas welding
- Are welding
Q13 | To clean a hand file
- It is rubbed on stone
- File card is used
- It is dipped in dilute acid
- It is rubbed on wood
- It is dipped in water
Q14 | During MIG welding the metal is transferred in the form of
- Metal is not transferred during MIG welding
- Solution
- Continuous flow of molten metal
- A fine spray of metal
- Electron beam
Q15 | In Rockwell test for hardness on B scale
- A diamond cone is used
- A mechanite ball is used
- A steel hammer is used
- A steel ball is used
- A plastic hammer is used
Q16 | For soldering of brass and copper, the flux used is
- Zinc chloride
- Hydrochloric acid
- Cupric acid
- Ammonium chloride
- None of the above
Q17 | During metal cutting operation on machine tools, the major portion of heat is carried away by
- Chip and tool have identical heat dissipation
- Chip
- Work piece
- Chip tool and work piece have identical proportion of heat dissipation
- Tool
Q18 | The purpose of an automatic process control system generally is
- To automatically produce goods
- To automatically detect inferior quality goods
- To automatically process the raw materials
- To direct the forces that give stable plant and process operation by maintaining desired values of process variables or conditions
- None of the above
Q19 | Which of the following process has highest power consumption in kW/cm2/min?
- Plasma arc machining
- Electron beam machining
- Abrasive jet machining
- Electro chemical machining
- Ultrasonic machining
Q20 | Cold heading is a process of
- Electro-machining process
- Explosive forming
- High energy rate forming
- Pneumatic mechanical forming
- Chipless machining
Q21 | For soft steel the cutting speed for lathe operations is around
- 100 m/min
- 30 m/min
- 150 m/min
- 300 m/min
- 1000 m/min
Q22 | In induction hardening the depth of hardening can be controlled by controlling
- voltage
- power factor
- frequency
- current
- Parting off
Q23 | The surface of a slip gauge is produced by
- Milling
- Grinding
- Lapping
- Burnishing
- Any of the above
Q24 | The transmission lag in mercury thermometers is generally
- Low
- Average
- Negligible
- Very high
- High
Q25 | Brass is
- Copper aluminium alloy
- Copper-nickel alloy
- Copper-zinc alloy
- Copper-tin alloy
- Copper-lead alloy