Related Questions

Which of the following is not a principal alloying element for the structural steel?
A Molybednum
B Nickel
C Manganese
D Chromium
In the following sentence the word principal' occurs three times "The principal (1) aim of the principal (2) of the college was to help build new roads to link the area's principal (3)schools" Indicate the use(s) in which the meaning of the word “Principal is ‘chief or main',
A Use (1)
B Use(2)
C Use (3)
D Both (1) & (3)
Stainless steel is usually made by alloying the steel with
A Copper and nickel
B Copper and chromium
C Chromium and nickel
D Manganese and copper
Which of the following alloying elements is present in maximum percentage in high speed steel.
A Molybdenum
B Chromium
C Tungsten
D Vanadium
Which of the following alloying elements reduces the formation of iron sulphide in steel?
A Cobalt
B Nickel
C Manganese
D Vanadium
Which of the following alloying elements when added in steel does not improve its lachinability?
A Sulphur
B Phosphorous
C Copper
D Lead
All of the following alloying elements of steel increases hardness but sacrifice ductility, except
A Nickel
B Vanadium
C Molybdenum
D Chromium
The main alloying elements high speed steel in order of increasing proportion are
A Vanadium, chromium, tungsten
B Tungsten, titanium, vanadium
C Chromium, titanium, vanadium
D Tungsten, chromium, titanium
Alloying elements present in Hayness stel-lite, which has superior performance than high speed steel, are
A Nickel, cobalt & chromium
B Tungsten, chromium & cobalt
C Manganese, chromium & cobalt
D Tungsten, molybdenum & nickel
Principal alloying element in Elinvar (used for making hair springs for watches) is
A Copper
B Aluminium
C Nickel
D Zinc

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