Radar was invented by which scientist | Sir Robert Alexander Watson-Watt discovered what
know here all things of Radar was invented by which scientist | Sir Robert Alexander Watson-Watt discovered what ?
question : Electricity was invented or discovered by whom ?
answer : The famous scientist named Sir Robert Alexander Watson-Watt was the inventor of Radar in the year of 1939.
question : Sir Robert Alexander Watson-Watt invented which thing and when ?
answer : In ‘1939’ year the well known scientist whose name is ‘ Sir Robert Alexander Watson-Watt ‘ was the inventor of Radar.
question : when and by whom Radar was discovered ?
answer : Radar was the discovery of Sir Robert Alexander Watson-Watt which was discovered in 1939 year.
so in short we can say –
invention : Radar
inventor : Sir Robert Alexander Watson-Watt
year : 1939
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Class 6
Hindi social science science maths English
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Hindi social science science maths English
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Hindi social science science maths English
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Hindi social science science Maths English
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Hindi Social science science Maths English
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chemistry business studies biology accountancy
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