The correct answer is option 4. (A)-(II), (B)-(III), (C)-(I), (D)-(IV).
Let us go into detail about the uses of each metal/alloy mentioned in List I:
A. Cast Iron:
Use: Cast iron is a strong and brittle material that is commonly used for a variety of purposes.
Specific Uses:
Casting stoves: Cast iron is often used in the manufacturing of stoves due to its heat-resistant properties.
Railway sleepers: Cast iron can be used for the construction of railway sleepers (ties) because of its durability.
Gutter pipes: Cast iron gutter pipes are known for their strength and resistance to corrosion.
Toys: Cast iron is sometimes used in the production of heavy and durable toys.
B. Nickel Steel:
Use: Nickel steel is an alloy of iron, nickel, and small amounts of other elements.
Specific Uses:
Cables, automobiles, and aeroplane parts: Nickel steel is known for its strength and corrosion resistance, making it suitable for various applications, including cables and parts in automobiles and airplanes.
C. Chrome Steel:
Use: Chrome steel is a type of alloy steel that contains chromium.
Specific Uses:
Cutting tools and crushing machines: Chrome steel is known for its hardness and resistance to wear, making it suitable for applications where tools need to withstand cutting and crushing forces.
D. Stainless Steel:
Use: Stainless steel is an alloy of iron, chromium, nickel, and other elements.
Specific Uses:
Cycles and automobile parts: Stainless steel is often used in the manufacturing of bicycle frames and various automobile components due to its corrosion resistance and strength.
Utensils: Stainless steel is a popular material for kitchen utensils because it does not corrode or rust.
Pen: Stainless steel is used to make durable and corrosion-resistant pen bodies.
In summary, each metal or alloy in List I has specific properties that make it suitable for various applications, ranging from construction and transportation to manufacturing tools and consumer goods. |
