HYDRO ELECTRIC POWER STATION.

VOLTAGE STABILIZER

INVERTER

UPS

BATTERY CHARGER

CHARECTERISTICS OF DC SERIES MOTOR.

SPEED CONTROL OF SHUNT MOTOR

SPEED CONTROL OF DC SERIES MOTOR

TYPES & CHANGE D.O.R OF DC MOTOR

PRINCIPLES OF DC MOTOR

PARALLEL OPERATION OF DC GENERATOR

TRANSFORMER -13. COOLING , TESTING OF TRANSFORMER OIL.

TRANSFORMER -12. THREE PHASE TRANSFORMER.

TRANSFORMER -11. POTENTIAL TRANSFORMER.

TRANSFORMER - 10. CURRENT TRANSFORMER.

TRANSFORMER -9. AUTO TRANSFORMER.

TRANSFORMER -8. PARALLEL OPERATION .

TRANSFORMER -7. EFFICIENCY & VOLTAGE REGULATION.

TRANSFORMER -6. LOSSES, OC & SC TESTS.

TRANSFORMER - 5. PARTS -2

TRANSFORMER -4. PARTS -1

TRANSFORMER - 3 NO LOAD & LOAD

TRANSFORMER -2 EMF EQUATION.

TRANSFORMER - 1. BASICS.

MEASURING INSTRUMENT - 10. MEGGER & EARTH TESTER.

MEASURING INSTRUMENT - 9. MULTIMETERS.

MEASURING INSTRUMENT - 8. ENERGY METER.

MEASURING INSTRUMENT -7. WATT METERS.

MEASURING INSTRUMENT -6. MOVING IRON INSTRUMENT.

Measuring instrument -5 Dynamo meter type instrument.