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ISRO Technician-B Blacksmithy 2019
9

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

9) A steel is being heated for hand forging. The temperature of the steel is assessed by

Heat color of steel

Temperature measurement on steel

Heat color of fire

Time the steel spent in fire

Answer is:

Heat color of steel

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

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

10) During forging operation, is used for finishing comers in a shouldered work

Set Hammer

Mallet

Sledge Hammer

Drop Hammer

Answer is:

Set Hammer

11) In which forging process, the parts are heated in closed hearth?

Machine forging

Hand Forging

both machine and hand forging

None of the above

Answer is:

Machine forging

12) Forging method, in which diameter of the bar is reduced and length is increased is called

Upsetting

Flattening

Edging

Fullering

Answer is:

Fullering

13) Process of removing burrs or flash from a forged component is called

Trimming

Swaging

Perforating

Fettling

Answer is:

Trimming

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

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