Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Dishwasher Television Telegraph Radio Dishwasher Television Telegraph Radio 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? Banjo Clarinet Harmonium Oboe Banjo Clarinet Harmonium Oboe ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Screw propellor Electric streetcar Sleeping (railway) car Chesterfield Screw propellor Electric streetcar Sleeping (railway) car Chesterfield ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Turbine The brake used in modern elevators Hydraulic Crane Jet Engine Turbine The brake used in modern elevators Hydraulic Crane Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? France United States Philippines England France United States Philippines England ANSWER DOWNLOAD EXAMIANS APP
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