In an adjustable snap gauge, two adjustable jaws are provided on

20) 'Go' and 'No Go' sizes of 25H7 snap gauge should be

24.958 mm (Go) and 25.023 mm (No Go)

25.023 mm (Go) and 24.958 mm (No Go)

24.977 mm (Go) and 25.042 mm (No Go)

25.042mm (Go) and 24.977 mm (No Go)

Answer is:

24.958 mm (Go) and 25.023 mm (No Go)

Explanation:

21) 'Go' and 'No Go' sizes of 25h7 snap gauge should be

24.977 mm (Go) and 25.002 mm (No Go)

25.002 mm (Go) and 24.977 mm (No Go)

24.998 mm (Go) and 25.023 mm (No Go)

25.023 mm (Go) and 24.998 mm (No Go)

Answer is:

25.002 mm (Go) and 24.977 mm (No Go)

Explanation:

22) Clearance between mating parts is measured by

Answer is:

Feeler gauge

Explanation:

Feeler gauges are used:
– To check the gap between the mating parts
– To check and set the spark plug gaps
– To set the clearance between the fixture (setting block) and the cutter/tool for machining the jobs
– To check and measure the bearing clearance, and for many other purposes where a specified clearance must be maintained.

23) Before wringing, the mating surfaces of slip gauges should be wiped clean with

Soft linen cloth

Chamoise leather

Either "Soft linen cloth" or "Chamoise leather"

Neither "Soft linen cloth" nor "Chamoise leather"

Answer is:

Either "Soft linen cloth" or "Chamoise leather"

Explanation:

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In an adjustable snap gauge, two adjustable jaws are provided on

One side

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Related Gauges MCQ - Machinist(Set-1) with Answers

20) 'Go' and 'No Go' sizes of 25H7 snap gauge should be

24.958 mm (Go) and 25.023 mm (No Go)

21) 'Go' and 'No Go' sizes of 25h7 snap gauge should be

25.002 mm (Go) and 24.977 mm (No Go)

22) Clearance between mating parts is measured by

Feeler gauge

23) Before wringing, the mating surfaces of slip gauges should be wiped clean with

Either "Soft linen cloth" or "Chamoise leather"

For More Gauges MCQ - Machinist(Set-1) with Answers