B.Tech.(AE) (Sem.-6"‘)
AUTOMOTIVE ELECTRONICS AND
MICROCONTROLLERS
Subject Code: AE-31O
Paper ID: [Ao723]
Time : 3 Hrs. Max.
Marks: 60
INSTRUCTION TO CANDIDATES
1. SECTION-A is COMPULSORY consisting of TEN questions
carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE
marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN
marks each and students have to attempt any TWO questions.
SECTION-A
I. Write briefly
(a) Discuss the working of a PNP Transistor.
(b) Given that (B2F8)16 = (l3l370)b. Determine the
value of b.
(c) Give the symbol and truth table for a XOR gate.
(d) What do you understand by interrupts in
microcomputers?
(e) What is a CPU register? List the various types.
(f) What do you understand by aliasing in digital
signal processing?
(g) What do you understand by Hall Effect?
(h) What is the function of crankshaft angular
position sensor?
(i) How does a cruise control system control vehicle
speed?
(i) What is the function of timing light in automobile
diagnostics?
SECTION-B
2. What is J-K flip-flop? What are its advantages over
S-R flip-flop?
3. With the help of neat and labeled sketch explain
the construction and working of Mass Air Flow sensors used in automobiles.
4. Discuss the various troubles most likely to occur
in the ignition system of an automobile engine. Also suggest appropriate
remedies in each case.
5. How does anti lock braking system assist a driver
in decelerating the vehicle under poor braking conditions?
6. How does the electronic suspension system help in
improving ride and handling of automobiles?
SECTION-C
7. With the help of a block diagram explain the
starting and acceleration enrichment in digital engine control system.
8. Discuss the functioning and advantages of an
electronic steering control system. How is it different from traditional power
steering systems?
9. Write notes on
(i) Exhaust emission control.
(ii) Security and warning system.
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