Mica is mainly used in _______ .
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → electrical and electronic industry
Option (1) manufacturing of aluminium — Incorrect. Aluminium is made from bauxite, not mica.
Option (2) smelting of Iron ore — Incorrect. Manganese, not mica, is an important raw material for smelting iron ore.
Option (3) providing energy — Incorrect. Energy comes from mineral fuels such as coal and petroleum; mica does not burn.
Option (4) electrical and electronic industry — Correct. Mica can be split into very thin sheets which are tough and flexible, and it is mainly used in the electrical and electronic industries.
NCERT (2025-26): “Non-metallic Minerals … Among the non-metallic minerals produced in India, mica is the important one. The other minerals extracted for local consumption are limestone, dolomite and phosphate. Mica Mica is mainly used in the electrical and electronic industries. It can be split into very thin sheets which are tough and flexible.…” “Manganese … Manganese is an important raw material for smelting of iron ore and also used for manufacturing ferro alloys. Manganese deposits are found in almost all geological formations, however, it is mainly associated with Dharwar system.…” “Bauxite … Bauxite is the ore, which is used in manufacturing of aluminium. Bauxite is found mainly in tertiary deposits and is associated with laterite rocks occurring extensively either on the plateau or hill ranges of peninsular India and also in the coastal tracts of the country.…” |