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ISRO Technician-B
Turner
ISRO Technician-B Turner 2015
3

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

3) The included angle of the countersinking of a centre drill of type 'B' used for protecting the center hole is

75 degree

90 degree

100 degree

120 degree

Answer is:

Invalid Question

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

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

4) Choose the correct formula to find the dia of job d in mm if the cutting speed (V) in m/min and the revolution per minute (n) are given

d = (1000 xV)/(nxn)

d = (nxn) / (1000 xV)

d = (1000 xn)/(Vxn)

d = (1000 xn)/(nxV)

Answer is:

d = (1000 xV)/(nxn)

5) High speed steelis an alloy of

Tungsten, steel, copper

Steel, Nickel

Tungsten, chromium, vanadium

Nickel

Answer is:

Tungsten, chromium, vanadium

6) 18 - 8 stainless steel means

18 % tungsten & 8% chromium

18% chromium & 8% Nickel

18% Nickel & 8% Chromium

18% Chromium & 8% Cobalt

Answer is:

18% chromium & 8% Nickel

7) Convert 3/5 to percentage

40%

60%

80%

90%

Answer is:

60%

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

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