Depending on carbon contents & amount of heat energy it can produce, coal is classified into
Two types
Three types
Six types
Five types
The chief ore of aluminium.
Ilmenite
Hematite
Llimonite
Bauxite
An environment friendly fuel.
Petroleum
Natural gas
Coal
None of these
An accumulation of any mineral mixed with other element is described as:
Compund
Ore
Rock
The major power producing corporation in India
National Hydroelectric Power Corporation (NHPC)
North - Eastern Electric Power Corporation (NEEPC)
Power Grid Corporation of India Limited (PGCIL)
National Thermal Power Corporation (NTPC)
Placer deposit is also called
Alluvial deposits
Evaporation
Open cast mining
The word petroleum derived
Roman
French
Greek
Latin
Tthe hardest mineral
Iron
Talc
Diamond
The largest manganese producing state of India
Orisa
Karnataka
Madhya Pradesh
Kerala
A heaviest mineral
Tin
Copper
Aluminium
Uranium
