Q. Name of the first electricity-based broadcast system is

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Q. Thomas Edison started the Motion Pictures Patent Company in

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Q. First power station was built by Thomas Edison in

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Q. Electric bulb, motion picture camera and phonograph are all great inventions of famous American scientist

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Q. American inventor and businessman, Thomas Edison, was born in

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Q. American inventor and businessman, Thomas Edison, died in

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Q. The charge-coupled device was invented by

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Q. Canadian-American physicist, Willard Boyle died in

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Q. Willard Boyle is a co-inventor of

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Q. Willard Boyle awarded the Nobel Prize in field of Physics in

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Q. Device which allowed 'NASA' to send clear pictures of Space to the Earth is classified as

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Q. Canadian-American physicist Willard Boyle was born in

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Q. Which gas is not included in six Nobel gases

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Q. British chemist, William Ramsay, who discovered Nobel Gases was born in

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Q. Who discovered noble gases

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Q. William Ramsay won Nobel Prize in

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Q. British chemist, William Ramsay, who discovered Nobel Gases died in

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Q. The names of Nobel gases are

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