26 lessons • 3h 49m

Rrb je cbt2 / SSC je Electrical - illumination - class 1

8m 01s

Rrb je cbt2 / SSC je Electrical - important definitions

8m 15s

Utilization - illumination Important Definitions contd

9m 32s

Illumination -Laws of Illumination

8m 04s

Laws of illumination Part 2 and Simple Problems

8m 03s

Illumination -Incandescent Lamps

8m 38s

Illumination -Discharge Lamps

8m 17s

Illumination -Florescent Lamps

9m 23s

Electric heating 1

8m 44s

Electric heating - Resistance heating

8m 29s

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