Mechanical Measurement and Metrology (3141901) MCQs

MCQs of Measurement Systems and Basic Concepts of Measurement Methods

Showing 41 to 46 out of 46 Questions
41.
Optical flats are used in conjunction with
(a) angular measurements
(b) surface flatness
(c) surface parallelism
(d) interferrometric measurement
Answer:

Option (d)

42.
Optical flats are made of
(a) quartz
(b) glass
(c) steel
(d) plastic
Answer:

Option (a)

43.
What precise movement does CMM have?
(a) Precise movement in x coordinate
(b) Precise movement in x and y coordinates
(c) Precise movement in y and z coordinates
(d) Precise movement in x, y and z coordinates
Answer:

Option (d)

44.
Which type of CMM is most suited for large heavy work pieces?
(a) Cantilever type
(b) Bridge type
(c) Horizontal boring mill type
(d) Floating bridge type
Answer:

Option (c)

45.
Which direction is sensed by a linear measurement transducer used in CMM?
(a) Positive direction only
(b) Negative direction only
(c) Both positive and negative direction
(d) Not used to sense directions
Answer:

Option (c)

46.
What is the accuracy of present day co-ordinate measuring machine?
(a) 10 microns
(b) 5 microns
(c) 2 microns
(d) 1 micron
Answer:

Option (a)

Showing 41 to 46 out of 46 Questions