Rajasthan Polytechnic Third Year Paper 2016 – Measurement System Analysis

Rajasthan Polytechnic Third Year Paper 2016 – Measurement System Analysis

In which degree of accuracy necessary according to the function of the feature?
(a) Aircraft engine
(b) Agriculture machinery
(c) Mechanical machinery
(d) All of the above

In producing engineering components precision measurement is concerned with
(a) Linear measurement
(b) Angular measurement
(c) Non-linear measurement
(d) All above

There are two kinds of variation in manufacturing
(a) Random causes
(b) Desirable causes
(c) Assignable causes
(d) (a) & (c)

The standard deviation is a
(a) Dispersion
(b) Mean Dimension
(c) Its value
(d) None of the above

Precision is defined as the _________of a measuring process
(a) Repeatability
(b) Reproducibility
(c) (a) & (b) both
(d) None of above

Accuracy is the agreement of the result of a measurement with the measured quality
(a) True value
(b) Its value
(c) False value
(d) None of the above

Accuracy is affected by which factor ?
(a) Sense of hearing
(b) Sense of touching
(c) Sense of sight
(d) All of above

Errors broadly comes in which two categories?
(a) controllable errors
(b) random erros
(c) calibration errors
(d) (a) & (b)

Vernier calipers have which scale on it?
(a) Additional scale
(b) Main scale
(c) Simple scale
(d) None of the above

The numerical evaluation of a dimension by comparison with its standards of the same kind is called
(a) Measurement
(b) Compare
(c) Count
(d) Limit

What is metal of Vernier Calipers?
(a) Alloy steel
(b) Hardened and tampered steel
(c) (a) and (b) both
(d) steel

Error in Vernier Calipers occurs due to which reasons?
(a) Light source
(b) Wear spring
(c) Bow legged
(d) All above

Which instrument must be used with gauge blocks to determine measurement more accurately?
(a) Vernier calipers
(b) Dial indicator
(c) Micro meter
(d) Vernier height gauge

Accuracy of the measurement depends on which factor?
(a) Accuracy of the instrument
(b) Accuracy of the observer
(c) (a) and (b) both
(d) None of the above

What is static error?
(a) Best measurement value + True value
(b) True Value – Best measured value
(c) True Value – Relative value
(d) None of the above