Engineering Metrology Practice Test 2

1. Which of the following is not a slip gauge accessory?

Base

Measuring jaws

Holder

Rod clamp

2. Which of the option is correct for given statements about measuring jaws types?
Statement 1: Nominal sizes of measuring jaws are engraved on front end face.
Statement 2: In Type B measuring jaws, no dimension is important.

Both the statements are not true

Only statement 1 is true

Both the statements are true

Only statement 2 is true

3. What is the value of hardness for slip gauge accessories?

700 HV

750 HV

600 HV

800 HV

4. Which of the following is incorrect about bench micrometer?

High precision micrometer head

Interchangeable dial indicator

Non-adjustable work table

Anvil retractor device

5. A universal measuring instrument can withstand up to which temperature for correct reading?

100^oC

75^oC

50^oC

65^oC

6. What is the accuracy range of stick micrometers?

±0.5

±0.0005 mm

±0.05 mm

±0.005 mm

7. What is the accuracy range when Graduated scales are used with micrometer microscope?

±1/4^th of a micron

±1/2 of a micron

±1 micron

±3/4^th of a micron

8. What is the error in a reproduction of wavelength standard?

2 parts in 50 million

1 part in 100 million

2 parts in 50 million

1 part in 50 million

9. What is the accuracy deviation of dial comparator bench micrometer when setting with gauge block?

≥1 µm

≤1 µm

≥2 µm

≤2 µm

10. Which of the following is the most suitable for wavelength standard?

Mercury 198

Krypton 86

Cadmium 114

Any monochromatic light