Question

Give the names and composition of alloys that are used for the following
a)making statues
b) joining wires in electronic equipments
c) making bodies of aircraft
d) making accurate laboratory balances

Answer 1

b.nichrome

c.stainless steel ,brass

d.iron

a.bronze

Answer 2

a) For statues: Bronze (Copper and Tin)

b) Joining wires in electronic equipment: Solder (Copper and Tin)

c) Making bodies of aircrafts: Duralumin (Aluminium + Cu + Zn + Mg)

d) Laboratory balances: Constantane (Nickel and Copper) or Nichrome   (Nickel and Chromium).