Basic Science related Question

DoThe Best
By DoThe Best January 19, 2016 14:00

Basic Science related Question

What furniture item was invented by California furniture designer Charles Prior Hall in 1968?

A.Sofa bed
B.Captain’s chair
C.Waterbed
D.Hammock

Answer: Option C

The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?

A.Robert Oppenheimer
B.James B. Conant
C.Leslie R. Groves
D.Vannevar Bush

Answer: Option D

When was the first lawn mower invented?

A.1830
B.1854
C.1835
D.1849

Answer: Option C

In which decade were the first successful diode and triode vacuum tubes invented?

A.1800s
B.1880s
C.1890s
D.1900s

Answer: Option C

DoThe Best
By DoThe Best January 19, 2016 14:00
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