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Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for
During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum?
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the
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Choose the correct option to replace the quotation part of each sentence. Often visible as smog, 'ozone is formed in the atmosphere from' hydrocarbons and nitrogen oxides, two major pollutants emitted by automobiles, react with sunlight.
A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be
A contractor employed 30 men to do a piece of work in 38 days. After 25 days , he employed 5 men more and the work was finished one day earlier. How many days he would have been behind, if he had not employed additional men?
Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst.
Which is a catalyst promoter used in catalytic ammonia synthesis reaction?
Which is the most effective catalyst used in catalytic cracking of petroleum products?