Who Discovered The Nucleus of a Cell?
Answer: C
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Electrons were discovered by
Answer: A
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Napier invented what ?
Answer: C
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In which decade was the first solid state integrated circuit demonstrated?
Answer: A
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Nuclear power was used for first time to produce electricity in
Answer: D
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Transistors that are used in every electronic product of modern era was invented by
Answer: B
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Dr. Robert H. Goddard invented first liquid-fueled rocket in
Answer: A
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Printing press is invented in
Answer: D
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Who invented the battery?
Answer: B
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