# Precision is

1.  Repeatability of a measuring process

2.  Agreement of the result of a measurement with the true value of the measured quality

3.  Ability of an instrument to reading under identical conditions

4.  All of these

4

Repeatability of a measuring process

Explanation :
No Explanation available for this question

# Following figure shows the principle of

1.  Traceability

2.  Interchange ability

3.  Matched fits

4.  Selective assembly

4

Selective assembly

Explanation :
No Explanation available for this question

# Most accurate instrument is

1.  Steel scale

2.  Micrometre screw gauge

3.  Vernier calliper

4.  Optical projector

4

Optical projector

Explanation :
No Explanation available for this question

# A plug of diameter d resets in an angle as shown in figure. An equation giving distance L in terms of d, H and α would be

1.

2.

3.

4.  None of these

4

Explanation :
No Explanation available for this question

# Following figure shows the measurement of

1.  Roundness

3.  Cylindricity

4.   Flatness

4

Explanation :
No Explanation available for this question

# The radius of a pulley block is measured as shown in the figure is calculated by

1.  R = (l – d)/8d

2.  R = (l – d)2/4d

3.  R = (l – d)2/8d

4.  R = (l – d)2/2d

4

R = (l – d)2/8d

Explanation :
No Explanation available for this question

# The radius of concave surface can be easily determined by a depth micrometre as shown in the figure. Radius of curvature R is equal to

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# The accessory of slip gauge is

1.  Scribing and centre points

2.  Measuring jaws

3.  Holder

4.  Base

5.  All of these

5

All of these

Explanation :
No Explanation available for this question

# The lateral faces of slip gauges are at right angles correct to with in

1.  ± 1 degree

2.  ± 30 minutes

3.  ± 10 minutes

4.  ± 1 minute

4

± 10 minutes

Explanation :
No Explanation available for this question

# According to accuracy, slip gauges are classified under which of the following number of accuracy classes

1.  Two

2.  Three

3.  Four

4.  Five

4

Five

Explanation :
No Explanation available for this question

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