Related Questions

Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is
A Alumina
B Platinum
C Vanadium pentoxide
D Iron oxide
If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur.
A 50
B 500
C 1000
D 3000 (i.e. 0.3%)
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 More
B Less
C Same
D Data insufficient; can't be predicted
Carbon monoxide is an inflammable gas. Which one of the following is also inflammable?
A Helium
B Nitrogen
C Oxygen
D Hydrogen
In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by
A Cuprous chloride
B Potassium hydroxide
C Alkaline pyrogallol solution
D None of these
Percentage of carbon monoxide in blast furnace gas may be around
A 8
B 14
C 22
D 52
Which of the following fuel gases contains maximum amount of carbon monoxide?
A Coke oven gas
B Water gas
C Blast furnace gas
D L.D. converter gas
Studies of fatal automobile accidents reveal that , in the majority of cases in which one occupant of an automobile is killed another survives, it is the passenger , not the driver , who is killed. It is ironic that the innocent passenger should suffer for the driver's carelessness, while the driver often suffers only minor injuries or none at all. Which of the following is an assumption underlying the reasoning in the passage above?
A In most fatal automobile accidents , the driver of a car in which an occupant is killed is at fault .
B Most deaths in fatal automobile accidents are suffered by occupants of cars rather then by pedestrians .
C Auto safety experts should increase their efforts to provide protection for those in the passenger seats of automobiles
D Automobile passengers sometimes play a contributing role in causing auto accidents
Which of the following gases emitted from automobile exhaust is poisonous?
A Carbon monoxide
B Carbon dioxide
C Hydrocarbons
D Sulphur dioxide
Which of the following in automobile exhaust can cause cancer?
A Oxides of nitrogen
B Carbon monoxide
C Lead
D Polyclinic hydrocarbons

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