AUGUST 2017 Sub. Code :2414
B.Sc. PROSTHETICS AND ORTHOTICS
SECOND YEAR
PAPER IV FUNDAMENTALS OF ELECTRICITY AND ELECTRONICS
Q.P. Code: 802414
Time: Three Hours Maximum 100 Marks
Answer All questions
I. Elaborate on: x 10 30)
1. Explain the working principle of Transformer.
2. Importance of Electronics measuring instruments.
3. Discuss about the purpose of Fuses and Miniature Circuit Breakers (MCB).
II. Write notes on: x 5 40)
1. EMF, Charge, Current, Voltage and Energy.
2. Find the Current in the following Circuit.
3. Total Resistance equations for 3 resistors connected in series and in Parallel.
4. Draw the energy band diagram of Semiconductor and explain it.
5. Voltage Gain, Current Gain, Power Gain in Amplifier.
6. Transducers.
7. Single phase and Three Phase supply system.
8. Bionic Arms.
III. Short answers on: (10 x 3 30)
1. AC Circuits.
2. RMS Value.
3. Voltage Ratio in Transformer.
4. Extrinsic Semiconductor.
5. Drift Voltage.
6. Negative Feedback.
7. Electronic Goniometer.
8. Pressure Sensor.
9. Miniature Circuit Breakers.
10. Myo-Electricity.