Engineering Metrology MCQs

Question 1

Filar microscopes

Accepted Answer

Have moving reticles

Answer

Have no reticles

Answer

Have fixed reticles

Answer

Can be moved relative to the work by means of a fine-pitch lead screw

Question 2

A collimator is simply a

Accepted Answer

Source of a bundle of parallel light rays

Answer

Source of point light

Answer

Sort of alignment telescope

Answer

Standard for flatness

Question 3

If x be half the included angle of thread and p its pitch, then best size wire's diameter for measurement of effective diameter of thread is

Accepted Answer

P12 sec x

Answer

P sec x/2

Answer

P cos x/2

Answer

P12 cos x/2

Question 4

Angle Dekkor is another type of

Accepted Answer

Auto-collimator

Answer

Optical square

Answer

Clinometer

Answer

Angle gauge

Question 5

The angles of angle gauges in the degrees series are

Accepted Answer

1,3,9,27,41

Answer

1,3,9,25,42

Answer

1,3,9,27,81

Answer

1,5,10,25,45

Question 6

Wickman gauge is used for inspection of

Accepted Answer

Screw threads.

Answer

Holes

Answer

Gears

Answer

Tapers

Question 7

Which one of the following is not an angle measuring device

Accepted Answer

Angle iron

Answer

Bevel protector

Answer

Sine bar

Answer

Combination square

Question 8

The reflector combined with autocollimator can be used for checking

Accepted Answer

Alignment

Answer

Parnllelism

Answer

Circularity

Answer

Distance between two far off points

Question 9

Some substances generate voltage when they are subjected to mechanical forces or stresses along specific planes. Such substances are known as

Accepted Answer

Piezo-electric

Answer

Thermo-electric

Answer

Magneto-electric

Answer

Photo-electric