Electrical Engineering Materials

A. Cast-iron
B. Graphite
C. Rubber
D. Glass

A. copper and aluminium
B. tin and lead
C. nickel, copper and zinc
D. silver, copper and lead

A. Copper-constantan
B. Aluminium-tin
C. Silver-German silver
D. Iron-steel

A. GLS lamps
B. electric arc furnace
C. dry cells
D. cinema projectors

A. Silver nitrate
B. Ferric oxide
C. Small particles of iron
D. Silicon-iron

A. Fe203
B. Si02
C. AI2O3
D. B2O3

A. aluminium
B. steel
C. ACSR conductors
D. copper

A. Induction hardened copper
B. Hard drawn copper
C. Pure annealed copper
D. Copper containing traces of silicon

A. Carbon
B. Steel
C. Silver
D. Aluminium

A. silver and tin
B. copper and tungsten
C. tungsten and silver
D. copper and nickel