Hall Ticket No Question Paper Code: AEE001
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
B.Tech I/II Semester Supplementary Examinations July, 2017
Regulation: IA-R16
FUNDAMENTAL OF ELECTRICAL AND ELECTRONICS ENGINEERING
[Common for II Semester (CSE and
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. State and explain Faraday's laws of Electromagnetic Induction?
For the network shown in Figure find all the branch currents and voltage drops across all
resistors.
Figure 1
2. Derive the expression for the voltage across capacitor and prove that the energy stored in the
capacitor Ec 1
2 CV 2
Derive an expression for finding the equivalent capacitance when 'n'capacitors are connected in
series.
UNIT II
3. Using nodal analysis, find the voltage across BC and the current in the 12V source for the circuit
shown in Figure 2.
Figure 2
Page 1 of 3
State and explain Tellegen's theorem and superpositon theorem with an example.
4. Prove that the maximum power could be transferred only when load resistance equals Thevinen's
resistance
Determine the current through 6 ohm resistance connected across A-B terminals in the circuit
shown in Figure 3 using Thevenin's theorem.
Figure 3
UNIT III
5. Two impedances (5+j31.4) and (50+j4.71) are connected in parallel across a 230V, 50Hz supply.
Calculate the branch currents, total current drawn from the supply and the total power consumed.

Show that two watt meters are sufficient to measure the total power in a balanced three phase
system. Draw the phasor diagram.
6. Determine the equivalent resistance between for the network shown in Figure 4 using
star delta transformation.
Figure 4
With the help of a power triangle explain the relation between active, reactive and apparent
power for inductive as well as capacitive loads. Mention their units.
UNIT IV
7. Explain the operation of a full wave bridge rectifier with filter.
Draw and explain the v-I characteristics of a p-n junction diode.
8. Draw the circuit diagram of a half wave rectifier. Explain the operation of the circuit with
relevant waveforms.
Explain the operation of a zener diode as a voltage regulator with its connection diagram and
characteristic curve.
Page 2 of 3
UNIT V
9. Explain forward and reverse bias with respect to an npn transistor.
With a neat circuit diagram explain the cc configuration of a transistor.
10. Draw a neat circuit diagram of a single stage CE amplifier? Explain
Explain how PNP transistor can be used as an amplifier.