Earlier 'it' was used for street lightning.Now 'it' is used as a source of heat rather than light.'It' is
Coal gas
Coal tar
Coal
Coke
I am a fuel used for vehicle and also at home.I can be easily transported through pipes.I am used as starting material for the manufacture of a number of chemicals and fertilisers.Then who I am?
LPG
Natural gas
Helium gas
What is the main content of Coal?
Hydrogen
Oxygen
Carbon
Sodium
Which gas is evoleved when coal heated in air?
Carbon monoxide
Carbon dioxide
Nitrogen dioxide
Which energy in plants is used by man in the form of food?
Chemical
Electrical
Bio
Physical
Petroleum is mixture of?
Petrol
Diesel
Lubricating oil
All of these
Renewable sources of energy are produced in nature?
Biennial
Annually
Continuously
Quarterly
What is the key resource for diesel?
Petroleum
None of these
Which of the following is used as a fuel?
Gasoline
Ether
Pitch tar
Grease
Kerosene is used as fuel
In home and industry
For heavy motor vehicles
For stove, lamps and jet aircraft
For electric generator
