ITI Machinist Measuring Objective Exam Test Questions - ObjectiveBooks

# Practice Test: Question Set - 04

1. The least count of a Vernier outside micrometer is
(A) 0.10 mm
(B) 0.01 mm
(C) 0.001 mm
(D) 0.0001 mm

2. The angle which is less than 90 Degree is called as
(A) Obtuse angle
(B) Acute angle
(C) Right angle
(D) None of the above

3. Which of the following is a direct measuring tool?
(A) Try square
(B) Steel rule
(C) Straight edge
(D) Ring gauge

4. In a metric micrometer, a complete revolution of thimble advances
(A) 0.01 mm
(B) 0.25mm
(C) 0.50 mm
(D) 1.00 mm

5. The minimum measurement that can be correctly read with a Vernier caliper is called
(B) Least count
(D) Actual reading minus zero error

6. Lock nut in the micrometer is provided to
(A) Control the movement of the spindle
(B) Lock the reading after setting it over the workpiece
(C) Measure the workpiece accurately
(D) Lock the micrometer when it is not in use

7. An outside micrometer has a negative error. The correct reading can be taken by
(B) Deducting the negative error from the actual reading
(D) Deducting twice the negative error from the actual reading

8. Which one of the following instrument is used to measure accurately the angle of taper?
(A) Bevel gauge
(B) Bevel protractor
(C) Vernier bevel protractor
(D) Taper gauge

9. A micrometer has a negative error of 0.03 mm. What is the correct reading when the micrometer measures 40.53 mm?
(A) 40.50 mm
(B) 40.56 mm
(C) 40.46 mm
(D) 40.59 mm

10. The value of the smallest division on sleeve of a metric outside micrometer is
(A) 0.50 mm
(B) 1.00 mm
(C) 1.50 mm
(D) 2.00 mm

11. On which part of the Vernier height gauge, are the main scale divisions graduated?
(A) Vernier plate
(B) Beam
(D) Base

12. The least count of a Vernier depth gauge is
(A) 0.10 mm
(B) 0.01 mm
(C) 0.20 mm
(D) 0.02 mm

13. To get least count of 5' in a Vernier bevel protractor, the 23 Degree main scale are divided into
(A) 12 equal parts on Vernier scale
(B) 22 equal parts on Vernier scale
(C) 24 equal parts on Vernier scale
(D) 25 equal parts on Vernier scale

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