ISRO Technician-B Machinist Question Paper - 2019 (Set -1) with Answer Key

ISRO Technician-B Machinist Question Paper - 2019 (Set -1) with Answer Key

51) The purpose of tempering a hardened steel component is for

Answer is:

Increasing its ability for shock

52) Ratio between spindle gear and stud gear for most of the lathe is

Answer is:

1:1

53) Cemented carbide is made of

Answer is:

Carbon, cobalt and tungsten

54) The type of jig in which a base plate is not available is the

Answer is:

Plate jig

Explanation:

The type of jig in which a base plate is not available is the plate jig.

The type of jig in which a base plate is not available is the

55) Knurling patterns of different pitches can be produced on which of the following type of tool holders

Answer is:

Revolving head tool holder

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