Question : The Telephone was invented by :
Option 1: Guglielmo Giovanni Maria Marconi
Option 2: Alexander Graham Bell
Option 3: John Logie Baird
Option 4: Thomas Barrow
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Correct Answer: Alexander Graham Bell
Solution : The correct answer is Alexander Graham Bell.
Alexander Graham Bell was a famous engineer and scientist, and he is famously credited with the discovery of the first functional telephone. He was granted a patent for it, and he was able to make the first long-distance call from Chicago to New York in 1892.
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Question : Who was awarded the Nobel Prize in Physics in 1909 along with Karl Ferdinand Braun for developing practical wireless telegraphy?
Option 1: Heinrich Rudolf Hertz
Option 2: John Michell
Option 3: Wilhelm Rontgen
Option 4: Guglielmo Marconi
Question : Stereo was invented by _______.
Option 1: John Barber
Option 2: Tim Berners-Lee
Option 3: Alan Blumlein
Option 4: David Brewster
Question : Who invented the electric bulb?
Option 1: Thomas More
Option 2: Thomas Alva Edison
Option 3: James Watt
Option 4: None of these
Question : Select the option that expresses the given sentence in active voice.
The bell is rung by the peon.
Option 1: The peon ranged the bell.
Option 2: The peon rings the bell.
Option 3: The peon has rang the bell.
Option 4: The peon rang the bell.
Question : "Linkage" was discovered by :
Option 1: Albert Francis Blakeslee
Option 2: Thomas Hunt Morgan
Option 3: Thomas Muller
Option 4: William Bateson
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