A. Hardness & tensile strength
B. Carbon content
C. Iron content
D. Alloying elements content
Related Mcqs:
- Nitriding of a steel part does not increase its__________________?
A. Grain size
B. Fatigue limit
C. Surface hardness
D. Wear resistance - Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of _______________ gms of zinc per m2 of steel strip ?
A. 5-10
B. 1000-1500
C. 120-500
D. 1500-3000 - The usual energy consumption in electric arc furnace steel making is _____________ KWh/ton of steel ?
A. 60 – 100
B. 400 – 700
C. 1200 -1500
D. 2000 – 2300 - Square steel key is normally strong in failure by shear & crushing. Keys are normally made of _______________ steel bars?
A. Hot rolled mild
B. Cold rolled mild
C. Forged
D. Machinable stainless - Steel containing low percentage of nickel, chromium & tungsten are termed as the _____________ steel ?
A. Wrought
B. Tool
C. Alloy
D. Plain carbon - Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal_________________?
A. Tensile strength
B. Compressive strength
C. Young’s modulus
D. Thermal co-efficient of expansion - The ‘transition temperature’ for ductile to brittle behavior of steel increases with increase in the _____________ content in steel?
A. Carbon
B. Manganese
C. Both A nor B
D. Neither A nor B - Corrosion of metals cannot be prevented by its__________________?
A. Tempering
B. Chromising
C. Aluminising
D. Alloying - The best guide to judge the general quality of water is the measurement of its__________________?
A. pH value
B. Electrical conductivity
C. Turbidity
D. Dissolved oxygen content - _____________ is the process of coating the surface of steel with aluminium oxide, thereby imparting it increased resistance to corrosion & oxidation upto a temperature of 700°C ?
A. Veneering
B. Galvanising
C. Electroplating
D. Calorising
