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ISRO Technician-B
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ISRO Technician-B Turner 2019
39

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

39) The approximate depth of thread for M8 x 1 is

0.62 mm

0.92 mm

1.00 mm

1/8 mm

Answer is:

0.62 mm

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

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

40) General formula for the length of the snap-head rivet is (t - thickness of the joint to be riveted and d - diameter of the rivet)

t + 0.5 d

t + d

t+1.5d

t + 2d

Answer is:

t+1.5d

41) Derivative of -sinx with respect to x is

"cosecx"

"- cosx"

"-cosecx"

"cosx"

Answer is:

"- cosx"

42) Perimeter of the semicircle having diameter 'd' is

(Pie+1)*d/2

(Pie+2)*d/2

(Pie+3)*d/2

(Pie+4)*d/2

Answer is:

(Pie+2)*d/2

43) Which of the following welding process can be used to join the ends of two pipes of uniform cross section?

Spot welding

Projection welding

Seam welding

Upset welding

Answer is:

Upset welding

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

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