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List of Experiments
A. ELECTRICAL LAB
1.
Single line diagram of a power system and a distribution sub-station and
basic functional study of main components used in power systems.
2.
Make house wiring including earthing for 1-phase energy meter, MCB,
ceiling fan, tube light, three pin socket and a lamp operated from two
different positions. Basic functional study of components used in house
wiring.
3.
Study the construction and basic working of ceiling fan, single phase
induction motor and three phase squirrel cage induction motor. Connect
ceiling fan along with regulator and single phase induction motor through
auto-transformer to run and vary speed.
4.
(a) Basic functional study and connection of moving coil & moving iron
ammeters and voltmeters, dynamometer, wattmeter and energy meter.
(b) Run a 3-phase squirrel cage induction motor at no load and measure its
voltage, current, power and power factor. Reverse the direction of
rotation.
5.
Study the construction, circuit, working and application of the following
lamps:
(i) Fluorescent lamp, (ii) Sodium vapour lamp, (iii) Mercury vapour lamp,
(iv) Halogen lamp and
(v) Neon lamp
6.
(a) Study the construction and connection of single phase transformer and
auto-transformer. Measure input and output voltage and fin turn ratio.
(b) Study the construction of a core type three phase transformer. Perform
star and delta connection on a 3-phase transformer and find relation
between line and phase voltage.
B. ELECTRONICS LAB
7.
Identification, testing and applications of resistors, inductors,
capacitors, PN-diode, Zener diode, LED, LCD, BJT, FET, UJT, SCR, Photo
diode and Photo transistor.
8.
(a) Functional study of CRO, analog & digital multi-meters and function /
signal generator.
(b) Study the single phase half wave and bridge rectifier and effects of
filters on waveform.
9.
Study the BJT amplifier in common emitter configuration. Measure voltage
gain, plot gain frequency response and calculate its bandwidth.
10.
(a) Study the construction and basic working of SCR.
(b) Study the single phase half wave and bridge controlled rectifier and
observe the effect of firing angle on waveform.
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