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ISRO Draughtsman-B
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ISRO Draughtsman-B Mechanical 2017
38

ISRO Draughtsman-B Mechanical Question Paper - 2017 (Set -1) with Answer Key

38) A sphere in isometric projection is seen as

Circle

Sphere

Ellipse

Oval

Answer is:

Circle

ISRO Draughtsman-B Mechanical Question Paper - 2017 (Set -1) with Answer Key

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Related ISRO Draughtsman-B Mechanical Question Paper - 2017 (Set -1) with Answer Key

39) The ratio of number of teeth in a gear divided by pitch diameter is called

Diametral pitch

Module pitch

Chordal pitch

Circular pitch

Answer is:

Diametral pitch

40) Which is not a heat treatment process?

Annealing

Normalising

Tempering

Forging

Answer is:

Forging

41) Gear is not used to

Increase power

Increase speed

Decrease speed

Increase torque

Answer is:

Increase power

42) A cam can transmit irregular intermittent motion by

(a) Sliding contact

(b) Rolling contact

(c) Both (a) and (b)

none of these

Answer is:

Both (a) and (b)

ISRO Draughtsman-B Mechanical Question Paper - 2017 (Set -1) with Answer Key

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