1. THOMAS ALVA EDISON By: Javier Biera 2. Index Life -Family and living -Childhood -Adulthood Inventions -Bulb light -Phonograph Monumets in his honour Couriosities Laughter…

1.   2.   3. 1809 -HumphryDavy , an English chemist, invented the first electric light. Davy connected two wires to a battery and attached a charcoal strip betwween the…

INTRODUCTION OF ELECTRICAL LAMPS NAME SAURABH DAYAL SINGH BRANCH ELECTRICAL -01 SUBJECT ELEMENTS OF ELECTRICAL ENGINEERING SUBJECT CODE 2110005 ROLL NO 13EE010 As we know…

Slide 1 The Light bulb By: Allyson Carter Slide 2 Changed society, history, and everyday life. replaced fire –torches, candles, and oil and gas lamps The light bulb Slide…

Slide 1 Incandescent Light Bulb 22 Inventors of incandescent light bulbs before Edison Heated metal filament glows when heated and is protected from air by glass and a strong…

The Light bulb The Light bulb By: Allyson Carter Changed society, history, and everyday life. replaced fire torches, candles, and oil and gas lamps The light bulb Timeline…