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