What is the strength of the signal transmitted by powerful cell phones?
the powerful cell phones can transmit a signal of 3 watts.
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Who invented the battery?
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Who invented Radar ?
Robert Watson Watt
Kyoto protocol expired in which of the following year?
Kyoto protocol expired in 2012
In which year ' Human Rrights Resolution ' was adopted by the U.N
Electromagnetic waves are transverse in nature is evident by
In India, population density is defined as the number of persons
Which property classification would include tools?
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