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ISRO Technician-B Machinist 2015
11

ISRO Technician-B Machinist Question Paper - 2015 (Set -1) with Answer Key

11) 18 - 8 stainless steel means

18 % tungsten and 8 % chromium

18 % chromium and 8 % nickel

18 % nickel and 8 % chromium

18 % chromium and 8 % cobalt

Answer is:

18 % chromium and 8 % nickel

ISRO Technician-B Machinist Question Paper - 2015 (Set -1) with Answer Key

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Related ISRO Technician-B Machinist Question Paper - 2015 (Set -1) with Answer Key

12) Open tolerance is an indication of

Medium precision

High precision

Very high precision

low precision

Answer is:

Medium precision

13) coatings are applied to cutting tools to

Reduce cutting forces

increaseing cutting forces

reduce surface finish

none of the above

Answer is:

Reduce cutting forces

14) Angle plate is made of

Closed grain cast iron

cast steel

tool steel

high speed steel

Answer is:

Closed grain cast iron

Angle plate is made of

15) The grain size of a grinding wheel is indicated by number. Which range of grain size reffered to 'very fine'?

10 - 20

30 - 60

220 - 600

80 - 180

Answer is:

220 - 600

The grain size of a grinding wheel is indicated by number. Which range of grain size reffered to 'very fine'?

ISRO Technician-B Machinist Question Paper - 2015 (Set -1) with Answer Key

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