A 1. How does the octane number (O.N.) of the fuel a. Higher ignition advance is required for a high O.N. fuel. b. Higher ignition retard is required for a high O.N. fuel. affect spark ing:d. Nou does not affect spark timing. c. The octane number 2. How does the ignition system account for load change? these. of a. The throttle b. The vacuum ignition governor c. The mechanism of d. None of is wide opened. provide additional spark advance at part throttle positions. centrifugal advance does the job. these. 3. In the common rail fuel system the fuel is metered by ........ a. low pressure pump. b. injectors. c. high pressure pump. d. none of these. 4.......... is the time period, measured in degrees of cam rotation, during which the contact points remain closed between each opening. a. Distributor. b. Dwell. c. ECU. d. none of these. 5. The trigger wheel in TCI system replaces the ......... used in a contact breaker distributor. a. pickup coil. b. distributor cam. c. condenser. 750 x2.01 4+ SP d. none of these, PU+962 اه

A 1. How does the octane number (O.N.) of the fuel a. Higher ignition advance is required for a high O.N. fuel. b. Higher ignition retard is required for a high O.N. fuel. affect spark ing:d. Nou does not affect spark timing. c. The octane number 2. How does the ignition system account for load change? these. of a. The throttle b. The vacuum ignition governor c. The mechanism of d. None of is wide opened. provide additional spark advance at part throttle positions. centrifugal advance does the job. these. 3. In the common rail fuel system the fuel is metered by ........ a. low pressure pump. b. injectors. c. high pressure pump. d. none of these. 4.......... is the time period, measured in degrees of cam rotation, during which the contact points remain closed between each opening. a. Distributor. b. Dwell. c. ECU. d. none of these. 5. The trigger wheel in TCI system replaces the ......... used in a contact breaker distributor. a. pickup coil. b. distributor cam. c. condenser. 750 x2.01 4+ SP d. none of these, PU+962 اه

Automotive Technology: A Systems Approach (MindTap Course List)

6th Edition

ISBN:9781133612315

Author:Jack Erjavec, Rob Thompson

Publisher:Jack Erjavec, Rob Thompson

Chapter30: Electronic Fuel Injection

Section: Chapter Questions

Problem 13RQ: How does a GDI system provide for a stratified charge in the combustion chamber?

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Similar questions

6. The Pre-combustion chamber design engines employ nozzle type commonly referred to as a a. inward-opening nozzle b. multiple-hole nozzle. c. pintle nozzle. d. none of these. 7. If the temperature of the spark plug tip is less than 350 °C, ........ a. the plug might b. the carbon deposits not work. would increase. c. pre-ignition will occur. d. none of these. 8. Port injection sprays fuel........ a. towards the intake valve. b. in the engine cylinder. c. in the throttle body d. none of assembly. these. 9. When the fuel-air mixture changed from best power to a richer ratio, the spark advance should be ........ a. increased. b. decreased. c. left unchanged. d. none of these. 10. Spark plugs are classified as hot plugs and cold plugs depending upon a. spark gap. b. the type of plug c. the operating temperature d. none of these. range of the electrode tip. insulator.
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20. Technician A says that an ignition system must generate sufficient voltage to force a spark across the spark plug gap. Technician B says that the ignition system must time the arrival of the spark to coincide with the movement of the engine's pistons and vary it according to the operating conditions of the engine. Who is correct? O a. Technician A O b. Technician B c. Both A and B O d. Neither A nor B
I want answer for these
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Briefly describe and write the equation for perfect (complete) combustion.
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Define dilution air as it applies to a combustion appliance.