30) Included angle of prick punch is

Answer is:

30 degree

ISRO Technician-B Turner Question Paper - 2016 (Set - 1) with Answer Key

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31) Back rake angle of turning tool is measured on its

Answer is:

Machine transverse plane

Back rake angle of turning tool is measured on its

32) Accuracy of measurement by a tri-square is bout _____ mm per 10 mm length.

Answer is:

0.002

33) As per IS 2984, which grade of slip gauge is used for inspection

Answer is:

Grade I

Explanation:

Slip gauges are graded according to their accuracy as Grade 0, Grade I and Grade II.
Grade 0 is used in laboratories and standard room which serves as standard for periodically checking the accuracy of Grade I and Grade II gauges.
Grade I is of higher accuracy and used in inspection departments.
Grade II is intended for use in workshops during the actual production of components, tools and gauges.