Podcast
Questions and Answers
What do emission norms regulate?
What do emission norms regulate?
- The speed limit for vehicles on the road
- The number of vehicles allowed on the road
- The amount of pollutants that can be released into the environment (correct)
- The type of fuel used in vehicles
Which agency manages emissions standards in the United States?
Which agency manages emissions standards in the United States?
- Department of Transportation
- Federal Aviation Administration (FAA)
- National Highway Traffic Safety Administration (NHTSA)
- Environmental Protection Agency (EPA) (correct)
Which pollutants are generally regulated by emission norms?
Which pollutants are generally regulated by emission norms?
- Nitrogen oxides (NOx), sulfur oxides, particulate matter (PM), carbon monoxide (CO), volatile hydrocarbons (correct)
- Nitrous oxide, radon, carbon dioxide, oxygen, methane
- Hydrogen, nitrogen, carbon dioxide, sulfur dioxide, ozone
- Water vapor, dust particles, oxygen, helium, argon
Which region has special dispensation to set more stringent vehicle emissions standards?
Which region has special dispensation to set more stringent vehicle emissions standards?
In addition to automobiles, what else can emission norms regulate?
In addition to automobiles, what else can emission norms regulate?
Which set of standards do all new vehicles in the European Union have to meet?
Which set of standards do all new vehicles in the European Union have to meet?
What is an important advantage of common-rail injection over conventional injection?
What is an important advantage of common-rail injection over conventional injection?
What is the maximum outlet pressure in a modern CRDI system?
What is the maximum outlet pressure in a modern CRDI system?
What component in the CRDI system stores a reservoir of fuel at very high pressure?
What component in the CRDI system stores a reservoir of fuel at very high pressure?
How does CRDI technology impact combustion quality?
How does CRDI technology impact combustion quality?
What is a main disadvantage of CRDI technology according to the text?
What is a main disadvantage of CRDI technology according to the text?
What is the purpose of a common rail in a CRDI system?
What is the purpose of a common rail in a CRDI system?
What is a major exhaust emission common to both Spark Ignition (SI) and Compression Ignition (CI) engines?
What is a major exhaust emission common to both Spark Ignition (SI) and Compression Ignition (CI) engines?
In India, what is the maximum speed at which vehicles are tested for Bharat Stage III (BS-III) emissions?
In India, what is the maximum speed at which vehicles are tested for Bharat Stage III (BS-III) emissions?
Which norm requires an extra loading of 150 kg weight in addition to the unloaded car weight for mass emission testing in India?
Which norm requires an extra loading of 150 kg weight in addition to the unloaded car weight for mass emission testing in India?
What process occurs after the combustion process ends in the cylinder of an engine?
What process occurs after the combustion process ends in the cylinder of an engine?
Which type of emissions is mainly from Compression Ignition (CI) engines?
Which type of emissions is mainly from Compression Ignition (CI) engines?
What is a non-exhaust emission mentioned in the text?
What is a non-exhaust emission mentioned in the text?
Which norm introduced mandatory fitment of Catalytic Converter for cars in Metros on Unleaded Gasoline?
Which norm introduced mandatory fitment of Catalytic Converter for cars in Metros on Unleaded Gasoline?
What does a rich mixture in an engine lack according to the text?
What does a rich mixture in an engine lack according to the text?
What is the function of the catalytic material in the ceramic passages of a converter?
What is the function of the catalytic material in the ceramic passages of a converter?
In a Multi-Point Fuel Injection system, where is fuel injected?
In a Multi-Point Fuel Injection system, where is fuel injected?
What is the purpose of having quick response in Multi-Point Fuel Injection systems?
What is the purpose of having quick response in Multi-Point Fuel Injection systems?
Why is CRDI technology more suitable for diesel engines?
Why is CRDI technology more suitable for diesel engines?
What is the purpose of the common rail in CRDI engines?
What is the purpose of the common rail in CRDI engines?
What distinguishes Multi-Point Fuel Injection systems from single-point fuel injection systems?
What distinguishes Multi-Point Fuel Injection systems from single-point fuel injection systems?
How does MPFI contribute to improved combustion in internal combustion engines?
How does MPFI contribute to improved combustion in internal combustion engines?
What is the primary reason for using aluminum oxide (alumina) as the base ceramic material in catalytic converters?
What is the primary reason for using aluminum oxide (alumina) as the base ceramic material in catalytic converters?
What differentiates conventional DI diesel engines from CRDI engines?
What differentiates conventional DI diesel engines from CRDI engines?
What is the purpose of thermal converters in engines?
What is the purpose of thermal converters in engines?
What is the minimum temperature required for the oxidation reaction of CO + 1/2 O2 to CO2 to occur at a useful rate?
What is the minimum temperature required for the oxidation reaction of CO + 1/2 O2 to CO2 to occur at a useful rate?
Why is it difficult to fit large thermal converters in modern automobile engine compartments?
Why is it difficult to fit large thermal converters in modern automobile engine compartments?
What problem does adding outside air to a thermal converter system create?
What problem does adding outside air to a thermal converter system create?
What is the role of catalytic converters in reducing engine emissions?
What is the role of catalytic converters in reducing engine emissions?
How does a catalyst function in a catalytic converter?
How does a catalyst function in a catalytic converter?
Why are catalytic converters referred to as 'three-way converters'?
Why are catalytic converters referred to as 'three-way converters'?
What material is commonly used for the structure inside catalytic converters?
What material is commonly used for the structure inside catalytic converters?
'Catalytic converters are mounted in the flow system through which ______.'
'Catalytic converters are mounted in the flow system through which ______.'
