Related Questions

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
What is the primary standard level for carbon monoxide for assuring air quality?
A 10ppm
B 90ppm
C 1ppm
D 9ppm
During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum?
A Idle running
B Acceleration
C Cruising
D Deaccelaration
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%)
Carbon monoxide is an inflammable gas. Which one of the following is also inflammable?
A Helium
B Nitrogen
C Oxygen
D Hydrogen
Carbon monoxide has ________ greater affinity for haemoglobin as compared to oxygen.
A 1000 times
B 210 times
C 20 times
D 2 times
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
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
Carbon monoxide is a pollutant, which causes
A Respiratory disease (e.g. asthma)
B Asphyxiation (suffocation) leading to death
C Retardation in crop growth
D Damage to building materials like marble
Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm.
A 50
B 1000
C 5000
D 10000

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