Inventions What Frank Whittle invented? Radar Ethyl gasoline Sonar Jet propulsion Radar Ethyl gasoline Sonar Jet propulsion ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the first solid state integrated circuit demonstrated? 1950s 1960s 1980s 1970s 1950s 1960s 1980s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? Steve McQueen Paul Newman Harrison Frazier John Wayne Steve McQueen Paul Newman Harrison Frazier John Wayne ANSWER DOWNLOAD EXAMIANS APP
Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? MasterCharge Diner's Club Discover Visa MasterCharge Diner's Club Discover Visa 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 In which decade was the telegraph invented? 1870s 1810s 1890s 1840s 1870s 1810s 1890s 1840s ANSWER DOWNLOAD EXAMIANS APP
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