Other Bachelor Degree- AUTOMOTIVE ELECTRONICS (Karunya University, Coimbatore-2010)

Reg. No. ________                                                                                                                                                   

Karunya University

(Karunya Institute of Technology and Sciences)

(Declared as Deemed to be University under Sec.3 of the UGC Act, 1956)

 

End Semester Examination – November/December 2010

 

Subject Title: AUTOMOTIVE ELECTRONICS                                                                               Time: 3 hours

Subject Code:            09EE208                                                                                                                Maximum Marks: 100          

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              

Answer ALL questions

PART – A (10 x 1 = 10 MARKS)

 

1.         Expand the term MAP associated with engine control ___________.

2.    A crankshaft position sensor that avoids lack of output when the engine isn’t running properly is ___________.

3.         ___________ is used as switch along with starter motor.

4.    The starter’s pinion is clutched to its driveshaft through an overrunning ___________ which permits the pinion to transmit drive in only one direction.

5.         The carburetor works on ___________ principle.

6.         An advantage of electronic ignition system___________.

7.         In electronic fuel injection system, the inertia switch is used for ___________.

8.         Changing a car’s ___________ can throw off a speedometer’s accuracy.

9.         ___________ is one of the typical components within a DIS system.

10.  The angle between the front wheel plane and the longitudinal axis of the car is known as _______.

 

PART – B (5 x 3 = 15 MARKS)

 

11.       Write short notes on magnetic reluctance position sensor.

12.       What are the different types of starter motors?

13.       What are the variables that will be affected by ignition timing?

14.       When does dazzle in the head lamp occur?

15.       Write short notes on Antilock Braking system.

 

PART – C (5 x 15 = 75 MARKS)

 

16.       Explain about air flow rate sensor with sketch.

                            (OR)

17.       Explain about stepper motor based actuator with sketch.

 

18.       Explain the operation and different parts of starter motor with neat sketch.

                               (OR)

19.       Discuss about series motor and its characteristics in detail.

 

20.       Explain the feedback carburetor system in detail.

                             (OR)

21.       Explain the basic operation of fuel injection with neat diagram.

 

22.       Draw and explain the simple wiring diagram for automotives.

                                (OR)

23.       Explain the insulated and earth return system with neat circuits.

 

24.       Explain about Acceleration Enrichment and Idle Speed Control in detail.

                                  (OR)

25.       Explain about the distributor less ignition system with neat sketch.

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