Chemistry The heat value of combustion of Gasoline is 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury Mg Hg None of these Mr Mg Hg None of these Mr ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Silicon Tantalum Beryllium Ultra pure carbon Silicon Tantalum Beryllium Ultra pure carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Hydrochloric acid Acetic acid Nitric acid Sulphuric acid Hydrochloric acid Acetic acid Nitric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following gases has the highest calorific value? Coal gas Natural gas Water gas Indane gas Coal gas Natural gas Water gas Indane gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP