EMS

1. Which of the following is the main aim of an engine management system to achieve?

• high reliability and durability with lowest possible initial cost

• high power output and torque

• low levels of gaseous and particulate emissions

• all of the mentioned

1. The fuel supply of the engine in the engine management system is controlled by ____

• ECU

• Fuel injection system

• Mechanical means

• Pneumatic means

1. The function of the engine control unit is ____

• to collect, process, analyze and execute the data

• to control injection timing

• to control idle speed

• to update program

1. What does a PCB in an engine control unit consists of?

• Wheel

• Microcontroller

• Valves

• Pumps

5. The data inputs are sent to the ECU by the means of ____

• electrical signals

• valves

• channels

• shafts

6. Sensors are connected to whch pins of the arduino board?

• Digital

• Analog

• Power

• Socket

The total number of pins in current sensor is ________

• 5

• 4

• 3

• 6

On which of the following principle current sensor works.

• Direct Sensing

• Indirect Sensing

• Ohm's Law

• None of the above

Voltage sensor is a ____________

• Resistive voltage divider

• Current divider

• Power divider

• None of the above

When tooth is closed to the magnet in speed sensor voltage is ____________

• induced

• reduced

• constant

• all of the above