General Science - Physics (Basics)
Which of the following alloys is primarily used in making coins due to its durability and resistance to corrosion?
Which of the following alloys is primarily used in making coins due to its durability and resistance to corrosion?
medium Q15 of 15
Step-by-Step Solution
Step 1: Identify the concept
The question tests knowledge of alloys used in currency and their properties.Step 2: Apply the concept
Bronze, an alloy of copper and tin, is durable and corrosion-resistant, making it suitable for coins. Brass is also used sometimes but bronze is more common. Duralumin is for aircraft, steel is less corrosion-resistant.Final Answer:
Bronze → Option BQuick Check:
Coin alloy = Bronze ✅
Quick Trick: Bronze = Copper + Tin, used in coins.
Common Mistakes:
- Confusing brass with bronze for coinage due to similar appearance.
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