ISRO Technician-B Fitter Question Paper - 2017 (Set

ISRO Technician-B Fitter Question Paper - 2017 (Set - 1) with Answer Key

11) Which abrasive is used for grinding die steel?

Answer is:

White Aluminium Oxide

12) In a grinding wheel "Grade" denotes the

Answer is:

Hardness

13) Ability of a material to be drawn out into thin wires

Answer is:

Ductility

Explanation:

Ductility is a property of a material enabling it to be drawn into wires.
Malleability is a property of a material enabling it to be drawn into thin sheets.

Ability of a material to be drawn out into thin wires

14) The accuracy of a vernier micrometer is

Answer is:

0.001 mm

15) Oxygen cylinder valve sockets have

Answer is:

11) Which abrasive is used for grinding die steel?

White Aluminium Oxide

12) In a grinding wheel "Grade" denotes the

Hardness

13) Ability of a material to be drawn out into thin wires

Ductility

14) The accuracy of a vernier micrometer is

0.001 mm

15) Oxygen cylinder valve sockets have

Right Hand Thread