Gauges ITI Machinist Objective Questions with Answers - Set 01 - ObjectiveBooks

# Practice Test: Question Set - 01

1. Which one of the following gauge is used to align the lathe tool with the work?
(A) Try square
(B) Centre gauge
(D) Straight edge

2. Gauges are made of
(A) Cast iron
(B) Cast steel
(C) Alloy steel
(D) Mild steel

3. 'Go' side of the plug gauge will have the diameter equal to
(A) Actual size of the job
(B) Basic size of the job
(C) Minimum size of the job
(D) Maximum size of the job

4. Which one of the following gauges is used for checking cylinders, which are not kept in vertical or horizontal position?
(A) Plug gauge
(B) Ring gauge
(C) Snap gauge
(D) Pilot gauge

5. 'Go' and 'No Go' sizes of 25h7 snap gauge should be
(A) 24.977 mm (Go) and 25.002 mm (No Go)
(B) 25.002 mm (Go) and 24.977 mm (No Go)
(C) 24.998 mm (Go) and 25.023 mm (No Go)
(D) 25.023 mm (Go) and 24.998 mm (No Go)

6. Hardness of slip gauges should be
(A) More than 63 HRC
(B) 58 HRC
(C) 55 HRC
(D) 50 HRC

7. A sine bar is available in standard sizes. Which one of the following is NOT a standard size of the sine bar?
(A) 100 mm
(B) 200 mm
(C) 250 mm
(D) 300 mm

8. Which one of the following grades of slip gauges set is meant for reference purpose?

9. A feeler gauge is used for
(A) Adjusting the parts for play
(B) Checking gap between mating parts
(C) Checking radius of jobs
(D) Checking accuracy of holes

10. A plug gauge which has its 'Go' and 'No Go' sizes on the same end is known as
(A) Single ended plug gauge
(B) Double ended plug gauge
(C) Progressive plug gauge
(D) Continuous plug gauge

11. At what standard temperature are the gauges kept in the section?
(A) 10° C
(B) 20° C
(C) 10° F
(D) 20° F

12. Which one of the following grade of gauges is used for checking the parts made by an operator in the workshop?
(A) Workshop gauge
(B) Inspection gauge
(C) Reference Gauge
(D) None of the Above

13. Clearance between mating parts is measured by
(A) Dial gauge
(B) 'Go' gauge
(C) Feeler gauge
(D) Caliper gauge

14. As per Indian standards a special set of slip gauge is used consisting of
(A) 81 pieces
(B) 112 pieces
(C) 120 pieces
(D) 130 pieces

15. Which of the following statements is correct?
(A) Gauges are used to check the size
(B) Templates are used to check the size
(C) Gauges are used to measure the size
(D) Gauges are used to check the shape of components

16. A plain ring gauge is used for checking
(A) Taper holes
(B) External diameter of cylindrical parts
(C) Internal diameter of cylindrical parts
(D) Major diameter of external threads

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