Related Questions

Ferric stainless steels compared to austenitic stainless steels
A Have lower corrosion resistance
B Are harder to fabricate
C Are less ductile and hence less suitable for cold pressing
D All of the above
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
Stainless steel এ steel ছাড়া আর কী থাকে?
A chromium
B vanadium
C manganese
D nickel
Gunmetal and bronze are not corroded by the action of
A Wet chlorine
B Synthetic detergent solution
C Hydrochloric acid (10%)
D Nitric acid (
Polythene (low or high density) containers are not corroded by
A Sulphuric acid (10%) at room temperature
B Nitric acid (95%) at room temperature
C Sulphur trioxide at 60°C
D Any of these
Find out which quotation parts of the following sentences has an error. In recent 'years', automobile emissions 'have disfigured' stone 'carvings', corroded bronze monuments, and 'soil' ancient buildings.
A years
B have disfigured
C carving
D soil
Rubber lined vessels are corroded by the action of
A Aqua regia
B Chloroform
C Sulphuric acid (95%)
D All of the above
Silver gets corroded due to ________ in air.
A Oxygen
B Hydrogen Sulphide
C Carbon dioxide
D Nitrogen
Glass is corroded by
A Fluorine (dry or wet)
B Sulphuric acid
C Phosphoric acid
D None of these
Graphite is corroded by
A Sulphuric acid (10%)
B Sea water
C Hydrochloric acid
D None of these

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