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

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

46) For taper turning and boring

Answer is:

The tool should be set exactly at the centre

47) For turning lengthy tapers with a small taper angle, the method of taper turning employed is

Answer is:

offsetting the tailstock

Explanation:

For turning lengthy tapers with a small taper angle, the method of taper turning employed is offsetting the tailstock.

For turning lengthy tapers with a small taper angle, the method of taper turning employed is

48) For the same cutting speed larger diameter drills will have _____ rpm compared to smaller diameter drills

Answer is:

Lesser

49) The angle between the flanks in an Acme thread is

Answer is:

29 degree

50) The least count of an outside micro meter is 0.01 mm. The range of the micro meter is 75 to 100 mm. The barrel reading is 15.50 mm and the 10th thimble graduation coincides with the barrel datum line. The reading is

Answer is:

15.60 mm

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