Mechanical Measurement and Metrology (3141901) MCQs

MCQs of Introduction to Metrology, Linear and Angular Measurement

Showing 21 to 30 out of 81 Questions
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21.
Which of the following is incorrect about the meter (line standard)?
(a) It is inoxidizable
(b) Kept at 10 ̊C
(c) Supported by two rollers
(d) Have a web type section
Answer:

Option (b)

22.
By which material meter (line standard) bar is made of?
(a) Bronze
(b) Platinum
(c) Platinum-bronze alloy
(d) Platinum-iridium alloy
Answer:

Option (d)

23.
Which of the following is not an end standard?
(a) Precision scale
(b) Length bars
(c) Slip gauges
(d) Gap gauges
Answer:

Option (a)

24.
What is the diameter of end bars?
(a) 10 mm
(b) 20 mm
(c) 30 mm
(d) 40 mm
Answer:

Option (b)

25.
What is the error in a reproduction of wavelength standards?
(a) 1 part in 100 million
(b) 2 parts in 50 million
(c) 2 parts in 50 million
(d) 1 part in 50 million
Answer:

Option (a)

26.
Which color radiation of krypton 86 is selected for measurement?
(a) Yellow
(b) Green
(c) Orange
(d) Blue
Answer:

Option (c)

27.
A vernier scale is good enough to read in _______ after decimal
(a) one digit
(b) two digits
(c) three digits
(d) four digits
Answer:

Option (b)

28.
The Vernier Calliper's advantage over the micrometer is that
(a) it can be used to make both inside and outside measurements over a range of sizes
(b) is more accurate
(c) is easier and quick to use
(d) None of these
Answer:

Option (a)

29.
Which one of the following is NOT a part of a Vernier Caliper
(a) depth measuring blade
(b) beam
(c) ratchet
(d) locking screw
Answer:

Option (c)

30.
what is the least count of vernier calip
(a) 0.01
(b) 0.02
(c) 0.1
(d) 0.2
Answer:

Option (b)

Showing 21 to 30 out of 81 Questions
1 2 3 4 5 6