Surface Finish Industrial Training Multiple Choice Tests - Set 02 - ObjectiveBooks

Surface Finish Industrial Training Multiple Choice Tests - Set 02

Practice Test: Question Set - 02


1. The component of the surface texture upon which the roughness is superimposed is known as
    (A) Surface roughness
    (B) Surface texture
    (C) Lay
    (D) Waviness

2. Which one of the following statements is NOT correct?
    (A) Lay is the direction of the predominant surface pattern, ordinarily determined by the production method used
    (B) Normal profile is the contour of a surface in a plane perpendicular to the surface, unless some other angle is specified
    (C) One micrometer is equal to one thousandth of a millimeter
    (D) Flaws are irregularities, which occur at one place or at relatively frequent or widely varying intervals in a surface

3. Which among the following abrasives is used for honing tungsten steel?
    (A) Aluminium oxide
    (B) Silicon carbide
    (C) Diamond
    (D) Boron carbide

4. Ferrous components are sprayed with metal coating for prevention of corrosion. The metal spraying is done with the help of a gun or pistol having a suitable nozzle. In metal spraying
    (A) The metal is sprayed in powder form on the surface of components
    (B) The metal is sprayed in powder form on to the preheated surfaces
    (C) Molten metal is sprayed on to the component surface by the gun
    (D) Tiny particles of molten metal is sprayed with the help of blowing compressed air

5. Which type of polishing wheel is used for coloring and buffing of steel?
    (A) Bleached filled Calico
    (B) Bleached unfilled linen
    (C) Swan down (Special cotton)
    (D) Felt of various grades

6. The value of one micro-inch is
    (A) 0.000001"
    (B) 0.00001"
    (C) 0.0001"
    (D) 0.001"

7. The irregularities in the surface texture due to the inherent action of the production process is known as
    (A) Secondary texture
    (B) Roughness
    (C) Waviness
    (D) Waviness spacing

8. Which one of the following is the purpose for providing grooves on the Lapping plate?
    (A) To retain lapping paste
    (B) To reduce friction
    (C) To collect cutting chips
    (D) To prevent distortion of the lapping plate

9. Which among the following abrasives is used for lapping soft steel?
    (A) Aluminium oxide
    (B) Silicon carbide
    (C) Diamond
    (D) Boron carbide

10. Which among the following terms is used for irregularities or imperfections that occur in isolating places in the surface without pattern?
    (A) Lay
    (B) Flaw
    (C) Roughness
    (D) Waviness

11. Which one of the following is the base metal for the sprayed metal process?
    (A) Mostly ferrous
    (B) Aluminium
    (C) All most all metals
    (D) Mostly non-ferrous metals

12. Which one of the following abrasives is used for honing non-ferrous metals?
    (A) Aluminium oxide
    (B) Silicon carbide
    (C) Diamond
    (D) Boron carbide

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