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

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

51) Which one of the point given below lies in the 3rd quadrant of a Cartesian plane?

Answer is:

(-2,-1)

52) The number of atoms in the molecules of an element is called its

Answer is:

Atomicity

53) Fine solid powders are accelerated in a supersonic gas jet to impact with the substrate and undergo plastic deformation and adhere to the surface. This coating method is known as

Answer is:

Cold Spray

54) Which is not a Nobel gas

Answer is:

Ozone

55) The method used for determining the thickness of metallic coating by electro-chemical stripping is known as

Answer is:

Coulometric test

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