Measurement and Machine Tools MCQ

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Measurement and Machine Tools MCQ

Measurement and Machine Tools MCQ, Multiple Choice Questions on Measurement and Machine Tools, BME MCQ, Basic Mechanical Engineering MCQ, Multiple Choice Questions on Basic Mechanical Engineering, Engineering MCQ, Measurement and Machine Tools MCQ, Measurement MCQ, Machine Tools MCQ

Objective Type Questions

Q.1. Accuracy is the degree of

  • True value
  • Repeatability
  • Approximation
  • None of above

Answer: True value

Q.2. Method of direct measurement involves  

  • Optical sensor
  • Lesser technology
  • Fibre technology
  • Physical measurement with an instrument.

Answer: Physical measurement with an instrument.

Q.3. Layout work for a drilling operation is performed on a

  • Work bench
  • milling machine table
  • surface plate
  • angle plate

Answer: surface plate

Q.4. The diameter of a finished turned shaft must be measured with a

  • Combination set
  • slip gauges
  • taper gauge
  • micrometer

Answer: micrometer

Q.5. The protractor head on a combination set is designed to measure

  • length
  • diameter
  • thickness
  • angles

Answer: angles

Q.6. A precision instrument especially designed for depth measurement of holes, slots and recesses is called a

  • Vernier caliper
  • micrometer
  • depth gauge
  • slip gauge

Answer: depth gauge

Q.7. A micrometer is usually used to measure

  • an outside or inside diameter
  • The distance between two point on a plane surface
  • to check a class of thread
  • to find a centre of a circle

Answer: an outside or inside diameter

Q.8. Vernier caliper is made from

  • mild steel 
  • stainless steel
  • cast iron
  • cast steel

Answer: stainless steel

Q.9. Vernier caliper is used for

  • measuring angle
  • taking linear measurement
  • checking the surface finish
  • checking the flatness of a surface.

Answer: taking linear measurement

Q.10. Vernier caliper.is commonly used in a

  • smithy shop
  • foundry shop
  • machine shop
  • welding shop

Answer: machine shop

Q.11. Which one is suitable for measuring diameter of a wire

  • vernier caliper
  • micrometer (gauge)
  • metre rule
  • sine bar

Answer: micrometer (gauge)

Q.12. A scale used in the fitting shop is made of

  • wood
  • plastic sheet
  • stainless steel
  • aluminium

Answer: stainless steel

Q.13. Sine bar is used to measure

  • linear distance
  • angle
  • flatness
  • surface finish

Answer: angle

Q.14. The least count of a metric vernier caliper having 25 divisions on vernier scale matching with 24 divisions of main scale (1 m.s. division = 0.5 mm) is

  • 0.05 mm
  • 0.01 mm
  • 0.02 mm
  • 0.001 mm

Answer: 0.02 mm

Q.15. A vernier having a least count of 0.01 mm has a zero error of +0.03 mm while measuring shows a reading of 24.08 mm. The actual value measurement will be

  • 24.08 mm
  • 24.11 mm
  • 24.05 mm
  • 24.24 mm

Answer: 24.05 mm

Q.16. The least count of an external micrometer (range 0.25 mm) having 50 divisions on circular scale and pitch 0.5 mm is

  • 0.01 mm
  • 0.02 mm
  • 0.05 mm
  • 0.001 mm

Answer: 0.01 mm

Q.17. Dial gauge used in metrology laboratories is

  • a direct measuring instrument
  • a comparing instrument
  • both a direct and an indirect
  • same as a micrometer and a vernier measuring instrument

Answer: both a direct and an indirect

Q.18. Sine bar can be used for measuring taper

  • with the help of height gauge
  • with the help of V-caliper
  • with the help of bevel protractor
  • without any accessory

Answer: with the help of height gauge

Q.19. The thread micrometer measures

  • the major diameter of the thread
  • the minor diameter of the thread
  • the effective diameter of the thread
  • the root diameter of the thread

Answer: the effective diameter of the thread

Q.20. Height gauges are used for measuring

  • depth and height
  • external taper
  • internal taper
  • surface finish

Answer: depth and height

Q.21. Height gauge and depth gauges arc based on the principle of

  • micrometer
  • vernier caliper
  • nut and bolt
  • sliding friction

Answer: vernier caliper

Q.22. Micrometers are manufactured from

  • mild steel
  • stainless steel
  • CI
  • cast steel

Answer: stainless steel

Q.23. Micrometers are used for

  • checking angels
  • taking linear measurements
  • checking surface finish
  • marking jobs on a surface plate

Answer: taking linear measurements

Q.24. Combination set is basically a

  • precision measuring instrument
  • marking device
  • checking and marking device
  • vernier bevel protractor

Answer: checking and marking device

Q.25. The least count of a vernier protractor having 12 divisions on vernier scale and matching with 23° on the main scale (1 main scale division corresponds to 2°) is

  • 5 minutes
  • 10 minutes
  • 12 minutes
  • 5 degrees

Answer: 5 minutes

Q.26. The Joining to two slip gauges for building up a size combination is called

  • fixing
  • assembling
  • wringing
  • pasting

Answer: wringing

Q.27. External taper can be accurately measured with the help of

  • Sine bar and slip gauges
  • vernier calliper
  • micrometer
  • combination set

Answer: Sine bar and slip gauges

Q.28. A sine bar is specified by

  • its total length
  • the centre distance between the two rollers of the sine bar
  • the minimum angle that can be measured
  • the maximum angle that can be measured

Answer: the centre distance between the two rollers of the sine bar

Q.29. A surface plate is used

  • as a working table
  • for checking angles
  • for measuring linear distance
  • for checking flatness of a surface

Answer: for checking flatness of a surface

Q.30. A combination set is

  • a precision instrument
  • a non-precision instrument
  • tool room instrument
  • none of above

Answer: a non-precision instrument

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