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प्रश्न
Explain the following:
Stainless steel is more useful than steel.
उत्तर
Stainless steel is more useful than steel as it is harder, has high tensile strength, more lustre, more resistance to corrosion and many chemicals.
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संबंधित प्रश्न
Select the process from the following which matches the given description.
(calcination, roasting, pulverisation, smelting)
Heating of the ore in the absence of air to a high temperature.
State the main components of the following alloys:
Brass
How does aluminum react with the Base ?
State the use of:
wrought Iron
Name the process of concentration
(a) Based on densities
(b) Based on magnetic nature.
Complete and balance the following equation:
Al + KOH + H2O →
Complete and balance the following equation:
Fe2O3 + → Al2O3 +
Name an alloy of zinc which is used in simple voltaic cells.
Name the following.
The property possessed by metals by which they can be beaten into sheets.
Name : The processes involved in Refining of ores
