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Q.

Bell-metal is the metal used for making bells for churches. This metal gives a bell its special ringing sound. What does it contain?


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a

Copper and tin

b

Iron and lead

c

Nickel and zinc

d

Silver and antimony 

answer is A.

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Detailed Solution

Concept- Bell metal is a strong alloy used in the manufacture of bells and other musical instruments. It's a form of bronze with a greater tin content, with a copper-to-tin ratio of around 4:1  .
Tin and copper are both soft metals that deform when struck (albeit tin deforms less than copper), but alloying produces a metal that is tougher, less ductile and has greater elasticity than either of the two metals alone.
As a result, bell metal is a copper and tin alloy.
Hence, the correct option is 1.
 
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