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Niveditha Praveenkumar from Loyola International School , Doha
Subject :IGK    Class : Class 4


In 20th century, who developed the first apparatus for long distance radio communication?

AJames Clerk Maxwell
BGuglielmo Marconi
CDouglas Engelbart
DThomas Alva Edison


Ans 1:

Nihira Tiwari from Delhi public school electronic city, Bengaluru
Class : Class 6
marconi

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