QUES: In 1872, Russian Alexander Lodygin invented an incandescent light bulb and obtained a Russian patent in 1874. He used as a burner two carbon rods of diminished section in a glass receiver, hermetically sealed, and filled with nitrogen, electrically arranged so that the current could be passed to the second carbon when the first had been consumed. Later he lived in the USA, changed his name to Alexander de Lodyguine and applied and obtained patents for incandescent lamps having chromium, iridium, rhodium, ruthenium, osmium, molybdenum and tungsten filaments, and a bulb using a molybdenum filament was demonstrated at the world fair of 1900 in Paris.

What did Lodygin use as a burner in his lamp?
What is the answer?
ANS: two carbon rods
QUES: The architecture of Montevideo ranges from Neoclassical buildings such as the Montevideo Metropolitan Cathedral to the Postmodern style of the World Trade Center Montevideo or the 158-metre (518 ft) ANTEL Telecommunication Tower, the tallest skyscraper in the country. The Along with the Telecommunications Tower, the Palacio Salvo dominates the skyline of the Bay of Montevideo. The building facades in the Old Town reflect the city's extensive European immigration, displaying the influence of old European architecture. Notable government buildings include the Legislative Palace, the City Hall, Estevez Palace and the Executive Tower. The most notable sports stadium is the Estadio Centenario within Parque Batlle. Parque Batlle, Parque Rodo and Parque Prado are Montevideo's three great parks.

What is the tallest skyscraper in the country?
What is the answer?
ANS: ANTEL Telecommunication Tower
QUES: By the verse Quran, 2:124, Shias believe that Imamah is a divine position always Imamah is accompanied by the word guidance, of course a guidance by God's Command.A kind of guidance which brings humanity to the goal. Regarding 17:71, no age can be without an Imam. So, according to the upper verse 1.Imamah is a position which is appointed by God and must be specified by Him 2.Imam is protected by a divine protection and no one exceles him in nobility 3. No age can be without an Imam and finally Imam knows everything which is needed for human being to get to the truth and goal.

What does the Quran verse 17:71 say?
What is the answer?
ANS:
no age can be without an Imam