Combustion is the process in which
1 Heat is produced
2 Light is produced
3 Heat and light are produced
4 None of these
- 1 Answers
- 2878 Views
- I also Faced
- E-Mail Answers
How many colours the sunlight spectrum has ? 1 Five 2 Three 3 Seven 4 Nine
The gas that usually causes explosions in coal mines is 1 Hydrogen 2 Carbon monoxide 3 Air 4 Methane
The ore of which of the following metals can be concentrated by hydraulic washing? 1 Tin 2 Sodium 3 Iron 4 Manganese
What is meant by Incidental Correlation?
0 Answers Mahatma Gandhi University,
Write two characteristics of Science.
0 Answers Mahatma Gandhi University,
Name the scientist who has been invited by the Srilankan Governement to have a Study on Employment development?
Write about recreational function of Science
0 Answers Mahatma Gandhi University,
Who commanded the challenger’s first flight?
In which of the following processes, is vanadium pent oxide used as a catalyst? 1 Contact process 2 Haber’s process 3 Solvay process 4 None of these
Which of the following is not a bleaching agent? 1 Sulphur dioxide 2 Carbon dioxide 3 Sodium hypochlorite 4 Chlorine
iS ELEMENT IRON RADIOACTIVE AND WHY?
In an atomic explosion, enormous energy is released which is due to the 1 Conversion of neutrons into protons 2 Conversion of chemical energy into nuclear energy 3 Conversion of mass into energy 4 None of these
Biological Sciences 
