Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Telegraph Radio Television Dishwasher Telegraph Radio Television Dishwasher ANSWER DOWNLOAD EXAMIANS APP
Inventions Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent? Oboe Clarinet Banjo Harmonium Oboe Clarinet Banjo Harmonium ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Electric streetcar Screw propellor Sleeping (railway) car Chesterfield Electric streetcar Screw propellor Sleeping (railway) car Chesterfield ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Hydraulic Crane The brake used in modern elevators Turbine Jet Engine Hydraulic Crane The brake used in modern elevators Turbine Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? France England Philippines United States France England Philippines United States ANSWER DOWNLOAD EXAMIANS APP
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