What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin?

A. Telegraph

B. Radio

C. Television

D. Dishwasher

Who is the only U.S. President to invent and patent something?

A. Abraham Lincoln

B. Theodore Roosevelt

C. Thomas Jefferson

D. Rutherford B. Hayes

What George Westinghouse invented?

A. Light bulb

B. Electric razor

C. Refrigerator

D. Railway air brakes

Who among the following invented the small pox vaccine?

A. Robert Koch

B. Edward Jenner

C. Robert Hooke

D. Louis Pasteur

Which of the following was first patented by an Australian in 1889?

A. Electric Drill

B. Electric Shaver

C. Electric Fence

D. Electric Heater

What Enrico Fermi invented?

A. X ray machine

B. Betatron

C. Cyclotron

D. Nuclear reactor

What charge card, developed in 1950, was the first to be accepted nationally in the US?

A. Visa

B. Discover

C. MasterCharge

D. Diner's Club

When was the first elevator built?

A. 1743

B. 1739

C. 1760

D. 1785

Which insurance salesman invented the fountain pen in 1884?

A. Lewis Edson Waterman

B. Sir William Grove

C. Charles Kettering

D. George Fountain

Who invented the Spinning Jenny?

A. Thornton Hargreaves

B. Peter Hargreaves

C. James Hargreaves

D. Simon Hargreaves

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