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ISRO Technician-B
Turner
ISRO Technician-B Turner 2017
65

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

65) What is the approximate lateral surface area of a right circular cone with radius of base 5 cm and slant height 20 cm?

323.6 sq.cm

314 sq.cm

31.4 sq.cm

32.36 sq.cm

Answer is:

314 sq.cm

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

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

66) A fastener is designated as M5 x 0.8. If the length of the threaded portion is 4mm, the number of threads available is

3.2

4

5

0.8

Answer is:

5

67) Tool life in turning will decrease by maximum extent if we double the

depth of cut

feed

cutting velocity

tool rake angle

Answer is:

cutting velocity

68) What shall be the approximate mass of a 100mm diameter steel rod for one metre length?

15 kg

42 kg

62 kg

100 kg

Answer is:

62 kg

69) In an ISO Metric thread, the depth of an external thread in terms of pitch P is

0.613P

0.514P

0.144P

0.866P

Answer is:

0.613P

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

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