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For the following questions answer them individually
____ is added to raise the yeild point of low carbon steel.
Silicon
Carbon
Phosphorous
Sulphur
An alloy steel contains _____.
more than 0.5% Mn and 0.5% Si
less than 0.5% Mn and 0.5% Si
more than 0.35% Mn and 0.5% Si
less than 0.35% Mn and 0.5% Si
Alloy steel as compared to carbon steel is more _____. A. tough B. b C. fatigue resistance
only A
only B
only C
None of these
Steel which destroys by burning is called _____.
Alloy steel
Carbon steel
Silicon steel
Killed steel
In steel, main alloy causing corrosion resistance is _____.
Manganese
Vanadium
Chromium
Cobalt
The crest diameter of a screw thread is same as _____.
major diameter
minor diameter
pitch diameter
core diameter
The function of a washer is to _____.
provide cushioning effect
provide bearing area
absorb shocks and vibrations
provide smooth surface in place of rough surface
The rivet head for general purpose shown in the figure below is:
snap
pan
counter sunk
flat
The key shown in the figure below is:
Lewis key
Kennedy key
Pin key
Barth key
Fibrous fracture occurs in _____.
ductile material
brittle material
elastic material
hard material
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