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Which of these was invented by the Bulgarian-American scientist John Vincent Atanasoff?
Question 1:
Which of these was invented by the Bulgarian-American scientist John Vincent Atanasoff?
A.
Photoelectrets
B.
The first wireless heart monitor
C.
The first digital watch
D.
The first electronic digital computer
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Trivial Practice Quiz world - Test 240 | Englishfreetest.com
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Some questions from the same exam
What city is the capital and largest city in Bulgaria, as well as the 12th largest city by population in the European Union?
Bulgaria is one of the worlds biggest producers of this agricultural crop.
Which of these was invented by the Bulgarian-American scientist John Vincent Atanasoff?
In the early medieval rock relief Madara Rider, found in northeastern Bulgaria, what animal is lying at a horses feet while the rider is killing it with his spear?
What is the most popular sport in Bulgaria, with world-known representatives such as Dimitar Berbatov and Hristo Stoichkov?
What is the title of the Bulgarian national anthem, adopted in 1964?
The Balkan Peninsula was named after this natural object located in the center of Bulgaria.
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What type of meat is used for the preparation of the traditional Portuguese stew called Caldeirada?
What is the capital and largest city of Portugal?
What is the name of the European peninsula on which Portugals mainland is located?
What rare bird species is endemic to the Portuguese island of Madeira?
What are the two basic colors on the national flag of Portugal?
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