Inventions In which decade was the transistor invented? 1950s 1960s 1940s 1980s 1950s 1960s 1940s 1980s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the battery? Alessandro Volta Thomas Edison John Wilkinson James Hargreaves Alessandro Volta Thomas Edison John Wilkinson James Hargreaves ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Edward Jenner Louis Pasteur Robert Koch Robert Hooke Edward Jenner Louis Pasteur Robert Koch Robert Hooke ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? United States England Philippines France United States England Philippines France ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Captain's chair Hammock Waterbed Sofa bed Captain's chair Hammock Waterbed Sofa bed ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli ANSWER DOWNLOAD EXAMIANS APP