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
The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by
A TOD > BOD > COD
B TOD > COD > BOD
C BOD > COD > TOD
D COD > BOD > TOD
What is the primary standard level for carbon monoxide for assuring air quality?
A 10ppm
B 90ppm
C 1ppm
D 9ppm
The main source of carbon monoxide is
A Industrial process
B Fuel combustion
C Transportation
D Solid waste disposal
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
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

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