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This set of Production Engineering Multiple Choice Questions & Answers (MCQs) focuses on Production Engineering Set 5
Q1 | A hermophrodite caliper is
- Has one leg bent and other straight with a sharp point
- Has parallel legs
- Outside caliper
- Inside caliper
- Divider
Q2 | In EDM, the tool and work piece are separated by
- A metal conductor
- Negative ions
- Dielectric fluid
- Positive ions
- An electrolyte
Q3 | The process of increasing the cross-section of a job with a reduction in its length is termed
- Upsetting
- Parting off
- Drawing out
- Cutting
Q4 | Range of forging temperature for a mould steel job is
- 940?C - 1180?C
- Parting off
- 800?C - 1150?C
- 750?C - 1300?C
Q5 | Which of the following operation cannot be carried out on a lathe machine?
- Taper turning
- Blanking
- Double start screw cutting
- Facing
- Knurling
Q6 | Accuracy is
- The repeatability of a measuring process
- Error of judgment in recording an observation
- The ability of an instrument to reproduce same reading under identical situations
- Agreement of the result of a measurement with the true value of the measured quantity
- None of the above
Q7 | A tool has tool signature 15, 15, 10, 10, 15, 10, (3 mm). Which of the following angle is not of 15??
- Cutting edge angle
- Parting off
- Side rake angle
- End relief angle
- Back rake angle
Q8 | A rolling mill is specified by
- width of rolls
- pressure exerted
- gross weight
- roll diameter
- Parting off
Q9 | Which of the following is not a squeezing process?
- Riveting
- Thread rolling
- Coining
- Trimming
- Knurling
Q10 | The gold point temperature is
- 569?C
- 863?C
- 100?C
- 1000?C
- 1063?C
Q11 | Tungsten carbide tipped drill bits are used
- For smooth surface
- For slow drilling
- For drilling on glass, ceramics, etc.
- Low power consumption
- For drilling without coolant
Q12 | While grinding the increase in wheel speed, with constant feed rate, results in
- glazing of wheel
- reduction of the chip size
- Parting off
- abrasive marks on work piece
- shining surface
Q13 | Which of the following chucking device can be used on lathe?
- Dog carrier
- Face plate
- Collets
- Mandrel
- All of the above
Q14 | The limitation of a pneumatically operated automatic control system
- is complexity of components
- is costly maintenance
- Suffers from the transmission lags and slow response
- None of the above
- All of the above
Q15 | Unequal lengths of lips of a twist drill are likely to result in
- Smooth surface
- Low power consumption
- Low heat generation
- Elliptical hole
- Oversize hole
Q16 | A cutting tool fails due to
- crater wear and flank wear
- crater formation
- Parting off
- crater wear and flank wear meeting to cause crumbling of cutting edge
Q17 | Presence of oxygen in copper
- gives it yellow colour
- generates blisters on the surface
- makes it harder
- Parting off
- increases electrical conductivity
Q18 | Which of the following defect in castings is caused by the molten metal?
- Scab
- Swell
- Shrinkage
- Blowholes
- All of the above
Q19 | Flywheel is not provided in case of
- manually operated presses
- crank type presses
- hydraulic presses
- All of the above
- Parting off
Q20 | Internal gears and splines used in automobile industry are manufactured by
- Broaching
- Gears shaping
- Casting
- Milling
- Gears hobbing
Q21 | Honing is used to
- correct ovality
- waviness of axis
- non-parallelism of cylindrical features
- All of the above
- Parting off
Q22 | Which one of the following is not a angle measuring device?
- Angle iron
- Angle gauge blocks
- Combination square
- Bevel protector
- Signal bar
Q23 | In hot blast cupola
- Temperature is high
- Melting rate is high
- Carbon percentage in castings is high
- Air supplied is preheated
- None of the above
Q24 | Which property of sand is measured by a dilatometer?
- Clay content
- Permeability
- Hot strength
- Fineness
- Moisture content
Q25 | The coolant generally used while machining with carbide tools is
- Water
- Compressed air
- Graphite
- Kerosene
- Soluble oil