Engineering Metrology Practice Test 2

1. What is the range of voltage fluctuations which can be taken care by an electronic unit in universal measuring instrument?

-18% to +20%

18% to 20%

-10% to +50%

10% to 50%

2. How many types of measuring jaws are present?

3. Which attachment is needed to check squareness and parallelism with master height gauge?

Micrometer

Gauge block

Dial test indicator

Slip rings

4. What is the distance between supports for a simply supported beam? (where L is length of the bar)

0.575 L

0.557 L

0.577 L

0.554 L

5. How many grades or classes of slip gauges are present?

6. Which of the following option is true for the given statements about micrometer?
Statement 1: There is a fixed spindle and a rotated anvil.
Statement 2: For taking the reading, micrometer dimension is set slightly larger than part size.

F, F

F, T

T, T

T, F

7. Which of the following option is correct about given statements about micrometer?
Statement 1: The anvil should not protrude from the frame.
Statement 2: An adjusting nut is present in micrometer to compensate wear

Only statement 1 is true

Both the statements are false

Both the statements are true

Only statement 2 is true

8. What is the hardness of measuring faces of anvil and spindle?

600 HV

1000 HV

800 HV

100 HV

9. Which of the following is incorrect about end bars?

There are 4 grades of accuracy are available

Workshop grades have internal threaded ends

Bars above 150 mm generally not found in a majority of engineering work

Inspection grades have external threaded ends only

10. Which of the following is correct about dial comparator bench micrometer?

Small thimble

Not ideal for small precision parts

Immovable anvil

Non rotating spindle