Single correct option
Consider the following statements:
1. Duralumin is an alloy that contains mainly aluminium.
2. Stainless steel does not contain iron.
Which of the statements given above is/are correct?
1. Duralumin is an alloy that contains mainly aluminium.
2. Stainless steel does not contain iron.
Which of the statements given above is/are correct?
- A. 1 only
- B. 2 only
- C. Both 1 and 2
- D. Neither 1 nor 2
Show answer and solution
Answer: (A) 1 only
Duralumin is mostly aluminium with small amounts of copper, magnesium and manganese, so statement 1 is correct. Stainless steel is an alloy of iron with chromium and nickel, and iron is its main constituent; statement 2 is wrong.
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