Physics
Tungsten is used for the manufacture of the filament of an electric bulb, because

It is economical
It is a good conductor
It has a very high melting point
It is malleable

ANSWER DOWNLOAD EXAMIANS APP

Physics
Mica is used in electrical appliances such as electric iron because mica is

a good conductor of heat but a bad conductor of electricity
a good conductor of heat as well as electricity
a bad conductor of heat as well as electricity
a bad conductor of heat but a good conductor of electricity

ANSWER DOWNLOAD EXAMIANS APP