Question
The very famous Thomas Alva Edison, inventor of the
incandescent light bulb, the phonograph, and the motion picture camera belongs to which country?Solution
 He invented eight main categories like batteries, electric lights and power, phonographs and sound recording, cement, mining, motion. He belonged to New Jersey, USA.
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...The question consists of two quantities, choose the correct option which represents the. correct relation between Quantity I and Quantity II.
...
Which of the following pair of symbols will define the relation between Quantity I and Quantity II
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Quantity 2:...
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