Emission control systems are installed on engines to reduce what three specific exhaust products?   A. Oxides of sulfur, hydrocarbons, and nitrogen. B.Hydrocarbons, carbon dioxide, and nitrogen oxides. C.Hydrocarbons, carbon monoxide, and oxides of

Q: Provide a statement of sustainability criteria for a hydrogen car charger at a university campus

A: A sustainable hydrogen car charger at a university campus should meet the following criteria: Use…

Q: Petroleum products refer to A. diesel B. all of the above C. petrol D. Kerosene

A: petroleum products arebutane. diesel fuel. fuel oil. gasoline. kerosene. liquefied natural gas.…

Q: If the air-to-fuel ratio for propane is 17.16, the combustion in this process will be called O rich…

A: The stoichiometric air-fuel ratio for propane is 15.67:1.

Q: The uncontrolled NOx exhaust emission rate on a new U.S. passenger car is about 3.0 gfarile. The…

A: Given: The current exhaust = 3 g/mile Standard emission reqired = 0.4 g/mile

Q: Chamber mounted in exhaust flow containing material that promotes reduction of emissions by chemical…

A: Muffler is the also known as the silencer which is set at the exit of exhaust system of IC engine.

Q: b) One way to lower NOx emissions in diesel engines is to add water to the fuel. Since water is not…

A:

Q: Reducing the size of the combustion particles in a thermal plant                            ______…

A: A particle with a greater surface area is more susceptible to evaporate or burn rapidly as compared…

Q: ncomplete combustion is permitted because a significant amount of heat is still generated. true of…

A: Explanation The Incomplete combustion is never permitted because During incomplete combustion some…

Q: What causes high CO emissions?   lean air/fuel mixtures   rich air/fuel mixtures   high…

A: Causes of high CO emissions are

Q: The three T's of combustion are commonly referre1 d to as a. time, temperature, and type of fuel…

A: Combustion : Is the reaction in which oxygen reacts with substance leads to release energy in the…

Q: Write down the methods of reducing NOx emissions in a combustion system.

A: The methods to reducing NOx emissions in a combustion system of engine are Flue gas recirculation,…

Q: What are the different kinds of airworthiness directives and compare each one.

A: Different kinds of airworthiness directives are -

Q: Explain the steps involved in disconnecting a fuel line on a vehicle Multi port direct injection…

A: 1.Let the engine cool down; Most direct injection vehicles have aluminum cylinder heads and…

Q: The products of combustion flow inside the exhaust ducts at the rate of 3.4 kmol/s. The products of…

A: To Find : The mass flow rate of carbon monoxide in the mixture,Given : The rate of combustion flow…

Q: A chamber installed in the exhaust flow that contains material that aids emission reduction via…

A: Many of materials that aids emission reduction like catalytic converter that work on nitrogen oxides…

Q: The dieseling is O a. the engine is still working without ignition. O b. Engine use diesel as fuel O…

A: To find: The dieseling is

Q: What is different in bitween Ozone and Smog.

A: Smog:  The smog is the ground-level ozone. Smog is formed by the combination of smoke and fog.…

Q: Explain and review the ff. I. Fuel system   a.) Carburated Engine ( Gasoline)   b.) Fuel Injected…

A: This question is based on the concept of IC Engines.

Q: When checking the exhaust system, the Certified Inspector must reject the vehicle if: It does not…

A: While checking the exhaust system the inspector must reject the vehicle if it has no muffler,…

Q: In a single-cylinder, two-stroke petrol engine, the charge ( fuel-air mixture ) enters the cylinder…

A: Two stroke engine: A two-stroke engine is a type of IC engine which completes one power cycle with…

Q: fuel additive are being discussed. technician A says adding oxygenates to gasoline increases fuel…

A: Given :- technician A says adding oxygenates to gasoline increases fuel economy. Technician B says…

Q: --- is obtained by mixing bio-ethanol with petrol Bio oil Bio diesel Gasohol Methanol

A: Gasohol, is a fuel mixture of 10% ethanol and 90% Petrol (gasoline) which is used in the internal…

Q: Give an definition of the heating value of gasoline.

A: Heating value: It is the amount of heat produced in a combustion process on the completion of…

Q: What is the current available emission standard in the Philippines? Explain.

A: New emission standard were formed in Philippines to lower the air pollution and reduce its impact on…

Q: The ultimate analysis of coal sample is 77%C, 3.5%H2, 1.8%N2, 4.5%O2, 0.7%S, 6.5%ash and 6.0%H2O…

A: C=77%N2=1.8%S=0.7%H2=3.5%O2=4.5%ash=6.5%H2O=6%

Q: Differentiate complete combustion from incomplete combustion.

A: Distinguishing, complete combustion from incomplete combustion.

Q: Technician A says that the PCM illuminates the mil if a defective causes emission levels to exceed…

A: If the emission level exceeds the threshold limit then PCM illuminates the mil. But it is not only…

Q: Saudi Aramco has been identified as the single corporate entity that produces the most CO2 emissions…

A: Answer: 4.38% Saudi Aramco is responsible for the 4.38% of the world’s historic carbon emissions…

Q: the goverment mandated warranty that specifically covers the catalytic converter and engine control…

A: the goverment mandated warranty that specifically covers the catalytic converter and engine control…

Q: Why were some fuels called unleaded? I. Lead used to be added to diesel to improve its octane rating…

A: This question is based on the concept of fuel.

Q: In a catalytic converter in an automobile, the reaction of carbon monoxide with oxygen produces…

A: In a catalytic converter in an automobile, the reaction of carbon monoxide with oxygen produces…

Q: 2. Which one is essential for combustion of fuel? A. oxygen to support combustion B. proper ignition…

A: Which one is essential for combustion of fuel.

Q: The octane number of a fuel is the percentage of octane in that fuel. True  False

A:

Q: True or False? The diesel fuel’s antiknock quality ismeasured by the cetane rating

A:

Q: technician A says lean ratio of 15:1 to 16:1 provide the best fuel economy. technician B says rich…

A: Air/Fuel ratio: The air/fuel ratio is defined as the ratio of the amount of air to the amount of…

Q: Importance os specific fuel consumption

A: Specific fule consumption :-

Q: the fuel pressure regulator on a returnless fuel systems is located _______ .

A: Engines with “returnless” electronic fuel injection (EFI) systems have the regulator inside…

Q: The amount of theoretical oxygen for combustion of a given fuel can be computed from the complete…

A: Flue gas is defined as the exhaust gas generated through the combustion process. The analysis of…