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ISRO Technician-B
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ISRO Technician-B Machinist 2012
3

ISRO Technician-B Machinist Question Paper - 2012 (Set -1) with Answer Key

3) Unit of specific gravity is

gm/cc

gm/square centimeter

gm-s

None of these

Answer is:

None of these

ISRO Technician-B Machinist Question Paper - 2012 (Set -1) with Answer Key

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Related ISRO Technician-B Machinist Question Paper - 2012 (Set -1) with Answer Key

4) Some of the interior included angles in a regular hexagon is

720 degree

360 degree

480 degree

120 degree

Answer is:

720 degree

Some of the interior included angles in a regular hexagon is

5) Due to continuous use, the grinding wheel of an off hand grinder is glazed locally. What tool will you use to rectify these defects?

Buffing wheel

Diamond Wheel

CBN wheel

Diamond dresser

Answer is:

Diamond dresser

6) What is the effect of clearance angle of cutting tool in lathe, when it is set above the center height?

Front clearance angle gets increased

Front clearance angle gets decreased

No change in front clearance angle

None of these

Answer is:

7) For turning cast iron, which tool material is most suitable for turning with maximum cutting speed?

Diamond

Stellite

Cemented carbide

HSS

Answer is:

Diamond

ISRO Technician-B Machinist Question Paper - 2012 (Set -1) with Answer Key

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