Engineering Metrology MCQs

Question 1

The advantage of vernier calpier over micrometer is that it

Accepted Answer

Can be used to make both inside and outside measurments over a range of sizes

Answer

Is easier and quicker to use

Answer

Is more accurate

Answer

All of the above

Question 2

Standards to be used for reference purposes in laboratories and workshops are referred to as

Accepted Answer

Tertiary standards

Answer

Primary standards

Answer

Secondary standards

Answer

Working standards

Question 3

The cross section of International Prototype Metre is shown in (Refer Fig. 4)

Accepted Answer

Figure E.

Answer

Figure A

Answer

Figure C

Answer

Figure D

Question 4

The combination set can be used to

Accepted Answer

Check angular surfaces

Answer

Draw circles and arcs

Answer

Scribe lines

Answer

All of the above

Question 5

In layout work, a pencil should not be used to draw lines on metal because

Accepted Answer

It will wipe off easily

Answer

The line will be too wide for accurate work

Answer

The lines will smudge and be difficult to see

Answer

The lines do remain on metal even after good rubbing

Question 6

Surface plate is usually made of grey cast iron because it provides

Accepted Answer

Lubrication due to graphite flakes

Answer

Non wearing plate

Answer

Very hard plate

Answer

Easy to cast plate

Question 7

The term traceability in Engineering Metrology is concerned with

Accepted Answer

Standards

Answer

Measuring machines

Answer

Optical instruments

Answer

Pneumatic comparator

Question 8

In selective assembly

Accepted Answer

The parts of any one type are classified into several groups according to size.

Answer

Parts in an assembly can be replaced by a similar part without any further alteration

Answer

All the parts are always interchangeable

Answer

The size of one of the components is measured accurately and then mating component is made to match with this

Question 9

Constant

Accepted Answer

Ratchet.

Answer

Locknut

Answer

Spindle

Answer

Spanner