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WHO INVENTED THE FIRST SWITCH.....??

John Henry Holmes
 
The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. The "quick-break" switch overcame the problem of a switch's contacts developing electric arcing whenever the circuit was opened or closed.
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it was 1st invented by john henry holmes in the year 1884
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JOHN HENRY HOLMES INVENTED THE FIRST SWITCH
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JOHN HENRY HOLMES HAD INVENTED FIRST SWITCH .. PLEASE GIVE LIKE AND HELPFUL VOTE PLEASE PLEASE PLEASE!!!!!!
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JOHN HENRYHOLMES
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JOHN HENRY HOLMES
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JOHN HENRY HOLMES
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John Henry Holmes   The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. The "quick-break" switch overcame the problem of a switch's contacts developing electric arcing whenever the circuit was opened or closed.
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John Henry Holmes invented the first switch in 1884
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John Henry Holmes
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John Henry Holmes ? The first light switch employing "quick-break technology" was invented by?John Henry Holmes?in 1884 in the Shieldfield district of Newcastle upon Tyne. The "quick-break" switch overcame the problem of a switch's contacts developing electric arcing whenever the circuit was opened or closed.
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John Henry Holmes
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John hengry holmes invented the first switch
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The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne
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John henry holmes
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John Henry Holmes
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The first switch is invented by John Henry Holmes in year 1884 in the district of Newcastle upon Tyne.
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John Henry Holmes
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John Henry Holmes in 1884.

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The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. The "quick-break" switch overcame the problem of a switch's contacts developing electric arcing whenever the circuit was opened or closed.
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John Henry Holmes
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John Henry Holmes invented the first switch in 1884
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John Henry Holmes
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JOHN HENRY HOMLES INVENTED THE FIRST SWITCH
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John Henry Holmes
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John henry Holmes in 1884 
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John herry Holmes
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John Henry Holmes
 
The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. The "quick-break" switch overcame the problem of a switch's contacts developing electric arcing whenever the circuit was opened or closed.
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    John Henry helmos
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    John Henry holmes
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    The first light switch employing "quick-break technology" was invented by?John Henry Holmes?in 1884 in the Shieldfield district of Newcastle upon Tyne
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    JOHN HENRY HOLMES HAD INVENTED FIRST SWITCH 
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    Answer is
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    JOHN HENRY HOLMES HAD INVENTED FIRST SWITCH .. PLEASE GIVE LIKE AND HELPFUL VOTE PLEASE PLEASE PLEASE!!!!!!
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    Deserts are characterised by low rainfall, scanty vegetation and extreme temperatures.

    Depending on the temperature, there can be hot deserts or cold deserts.

    The Hot Desert ? Sahara

    The Sahara Desert in Africa is the world?s largest hot desert.It touches 11 countries and has got gravel plains and elevated plateaus with a bare rocky surface.The climate of Sahara is scorching hot and parched dry with temperature as high as 50? C.The nights are freezing cold with the temperature nearing zero degrees.Vegetation in the Sahara Desert includes cactus, date palms and acacia. Camels, hyenas, jackals, foxes, scorpions, snakes and lizards are the main animal species found here.Despite its harsh climate, Sahara is inhabited by various groups of people. The main groups are Bedouins and Tuaregs.The oasis in the Sahara and the Nile Valley in Egypt supports the settled population.The discovery of oil is constantly transforming this region. Other important minerals found here are iron, phosphorus, manganese and uranium.More and more nomadic tribes are taking to city life.

    The Cold Desert ? Ladakh

    Ladakh is a cold desert lying in the Great Himalayas, on the eastern side of Jammu and Kashmir.The altitude in Ladakh varies from 3,000 m in Kargil to more than 8,000 m in the Karakoram.The area experiences freezing winds and burning hot sunlight.Due to high aridity, the vegetation is sparse. Groves of willows and poplars are seen in the valleys.The animals of Ladakh are wild goats, wild sheep, yak and special kinds of dogs.The animals are reared as they provide milk, meat and hides.The population consists of either Muslims or Buddhists.Some famous Buddhist monasteries are Hemis, Thiksey, Shey and Lamayuru.In the summer season, the people are busy cultivating barley, potatoes, peas, beans and turnips.Tourism is a major activity with several tourists streaming in from within India and abroad.People of Ladakh have over the centuries learnt to live in balance and harmony with nature.Pashmina wool of this region is famous.Leh and Kargil are the main towns in Ladakh.

    The desert areas of the world are characterised by low rainfall, scanty vegetation and extreme temperatures. Depending on the temperatures there are hot deserts as well as cold deserts.

    Sahara is a hot desert covering a large part of North Africa and Ladakh is a cold desert lying in the Great Himalayas on the eastern side of Jammu and Kashmir in India.

    Sahara is the world?s largest desert.

    The Sahara desert touches eleven countries?Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, Tunisia and Western Sahara.

    The Sahara desert is the vast stretches of sand. There are also gravel plains and elevated plantains with a bare rocky surface.
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    The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle.
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