Question 6 uontanes of the pressure carburetor system.
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- Discuss the Carburetors (Single Barrel) Parts of carburetors 2. Carburetors operators 3. Internal System a) Float system b) Idle system c) Mam metering systems d) Power system e) Accelerator pump system f.) choke systemWhich of the following are not typically found in the block of a modern engine? a. Pistons b. Crankshaft c. Valves d. Oil pumpDiscuss briefly the fuel injection system and carburetor system for SI-internal combustion engine.
- Explain the benefit of using 4 valves per cylinder (2 Intake and 2 exhaust) instead of 2 valves per cylinder (1 intake and 1 exhaust)Determine the partial pressure of Octane for an air-vapor ratio of 18:1 and a carburetor pressure of 14.0 psia.In a Diesel engineRequired to answer. Single choice. OPTIONS: 1.Only spark plug is used 2.Spark plug with carburetors are used 3.None 4.Only carburetor is used
- 7-10. A simple carburetor is adjusted for a 15.2:1 air-fuel ratio at sea level and 600F. Determine the air-fuel ratios at 10,000 feet, 16,000 feet and 20,000 feet altitudes. Ans. (a) 12.83; (b) 11.52; (c) 10.77-10. A simple carburetor is adjusted for a 15.2:1 air-fuel ratio at sea level and 600F. Determine the air-fuel ratios at 10,000 feet, 16,000 feet and 20,000 feet altitudes. Answers: (a) 12.83; (b) 11.52; (c) 10.7How does the Bernoulli Effect allow the carburetor to function? What advantages and disadvantages do you see with only using a carburetor? Why do you think modern cars use electronic fuel injection systems instead of carburetors?
- Explain working method of Carburetor high speed circuit.What are the major pollutants from the exhaust of SI and CI engines.The spark-ignition engines run on a mixture of gasoline and air. The amount of mixture the engine can take in depends upon following major factors: (i) Engine displacement. (ii) Maximum revolution per minute (rpm) of engine. (Hi) Carburetor air flow capacity. (iu) Volumetric efficiency of engine. Explain each of the above factor in detail.