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Fitter
Fitter Set-2
Drilling
71

Drilling MCQ with Answers

71) What is the included angle of metric V threads?

45 Degree

29 Degree

60 Degree

47.5 Degree

Answer is:

60 Degree

Drilling MCQ with Answers

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Related Drilling MCQ with Answers

72) What 46 represent in standard marking system of grinding wheel (32A46H8V)?

Grade

Grain size

Type of bond

Type of abrasive

Answer is:

Grain size

73) What is the colour of aluminium metal?

Dull white

White

Bright white

Bluish grey colour

Answer is:

White

74) What H denotes in the specifications of grinding wheel 32A46H8V?

Grain size

Type of abrasive

Grade

Structure

Answer is:

Grade

What H denotes in the specifications of grinding wheel 32A46H8V?

75) Why precision instruments are made of invar steel?

Durability

Cheaper in cost

Surface finishing is fine

Least coefficient of expansion

Answer is:

Least coefficient of expansion

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