Which of the following was first patented by an Australian in 1889?
Answer: A
It was the electric drill.
Arthur James Arnot, an engineer working for the Union Electric Company in Melbourne, patented it in 1889 for drilling rock and coal. Wilhelm Fein had made an electric hand drill in Germany in 1895, and Black and Decker added the pistol grip and trigger in 1917.
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In which decade was the Internet first implemented?
Answer: C
It was first implemented in the 1960s.
ARPANET's first link, between UCLA and Stanford Research Institute, was made on 29 October 1969. The first message crashed the system after two letters of 'login'.
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In which decade was the AEEE (now the IEEE) founded?
Answer: B
It was founded in the 1880s.
The American Institute of Electrical Engineers was founded in 1884, with Norvin Green as its first president and Thomas Edison among its early members. It merged with the Institute of Radio Engineers in 1963 to form the IEEE.
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First automobile powered by an internal combustion engine that is fuelled by hydrogen is invented in
Answer: A
It was 1807.
Francois Isaac de Rivaz of Switzerland built a vehicle driven by an internal combustion engine burning a mixture of hydrogen and oxygen, ignited by an electric spark - the first internal combustion vehicle of any kind.
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What toy did George Lerner create for Hasbro company in 1952?
Answer: C
It was Mr Potato Head.
George Lerner sold the idea to Hasbro in 1952 as a set of plastic features to be pushed into a real potato. It was the first toy advertised on television, and the plastic body came only in 1964, when parents complained of rotting vegetables.
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Scientists who have provided basis for inventing Circuit Breaker are
Answer: C
Both Joseph Henry and Michael Faraday.
Their independent discovery of electromagnetic induction in the early 1830s underlies the circuit breaker, which senses excess current through a coil and uses the magnetic force it generates to trip the contacts.
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In which decade was the telephone invented?
Answer: C
Alexander Graham Bell's notebook entry of 10 March 1876 describes his successful experiment with the telephone. Speaking through the instrument to his assistant, Thomas A. Watson, in the next room, Bell utters these famous first words, "Mr. Watson -- come here -- I want to see you".
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