Who invented Bifocal Lens?


Options: Alfred B. Nobel,    Thomas Alva Edison,    Benjamin Franklin,    Rudolf Diesel

Ans:C,C






More inventions Related questions:


The words 'Satyameva Jayate' inscribed below the base plate of the emblem of India are taken from
Options: Rigveda,    Satpath Brahmana,    Mundak Upanishad,    Ramayana

Ans:C,C


The tide produced as a consequence of the moon and the sun pulling the earth in the same direction is called
Options: ebb tide,    high tide,    spring tide,    neap tide

Ans:C,C


Where was the yo-yo invented?
Options: France,    United States,    Philippines,    England

Ans:C,C


When did first test tube baby - Louise Brown born?
Options: 1939,    1958,    1981,    1978

Ans:D,D


The monetary currency of Greece is called (prior to Jan 1, 2002).
Options: guilder,    drachma,    yen,    dinar

Ans:B,B


When did Hitler became President of Germany?
Options: 1934,    1935,    1936,    1937

Ans:A,A


Tadoba National Park
Options: Karnataka,Kerala,Tripura,Maharashtra

Ans:Maharashtra,


In certain diseases antibiotics are administered. The object is
Options: stimulate production of white blood cells for fighting the disease,    stimulate production of antibodies,    inhibit the growth of bacteria,    produce toxins against bacteria

Ans:C,C


Fathometer is used to measure
Options: Earthquakes,    Rainfall,    Ocean depth,    Sound intensity

Ans:C,C


When did China exploded first atomic device?
Options: 1962,    1963,    1964,    1965

Ans:C,C


The main constituents of pearls are
Options: calcium oxide and ammonium chloride,    calcium carbonate and magnesium carbonate,    aragonite and conchiolin,    ammonium sulphate and sodium carbonate

Ans:B,B


What is the Websites code for the country Spain?
Options: SI,    SP,    ES,    SN

Ans:C,C


Satyajit Ray received Magsaysay Award for journalism, literature and creative communication arts in
Options: 1963,    1965,    1966,    1967

Ans:D,D


Arjuna Award is given for
Options: Exceptional service in emergency,    Bravery on battlefield,    Outstanding performance in sports,    Exceptional service in slum dwellers

Ans:C,C


The term Nirgrantha is associated with
Options: Ajivikas,    Charvakas,    Jainas,    Pasupatas

Ans:C,C


Devaluation of a currency means
Options: reduction in the value of a currency vis-a-vis major internationally traded currencies,    permitting the currency to seek its worth in the international market,    fixing the value of the currency in conjunction with the movement in the value of a basket of pre-determined currencies,    fixing the value of currency in multilateral consultation with the IMF, the World Bank and major trading partners

Ans:A,A


The most recent and logical concept regarding the origin of ocean basins and continents is that of
Options: continental data,    conventional current,    plate tectesic,    cooling process

Ans:A,A


The member of a State Public Service Commission can be removed on the ground of misbehavior only after an enquiry has been conducted by the
Options: Supreme Court of India,    High Court of the state,    committee appointed by the president,    None of the above

Ans:A,A


Since independence, both development and non-development expenditures have increased; the increase in the former being a little more than in the other. Non-development expenditure involves interest payments subsidies defence irrigation
Options: I, II,    I,    I, II, III,    II, III, IV

Ans:C,C


The original landmass, pangola split into
Options: Laurissa in the north and Godwanaland in the south,    Laurissa in the south and Godwanaland in the north,    Laurissa in the east and Godwanaland in the west,    Laurissa in the west and Godwanaland in the east

Ans:A,A


The outer Himalayas lie between
Options: the lease Himalayas and the Indo Gangetic plain,    the foot hills and the Indo Gangetic plain,    the greater Himalayas and the lesser Himalayas,    Indo-Gangetic plains and the peninsula

Ans:A,A


What does AM mean?
Options: Angelo marconi,    Anno median,    Amplitude modulation,    Amperes

Ans:C,C


The imaginary line on the earth's surface, which closely follows the 180 º meridian, is called the
Options: International Date Line,    Tropic of Cancer,    Equator,    Prime Meridian

Ans:A,A


On which one of the followings is the benefits received principle of taxation to achieve optimality bases?
Options: Marginal benefit received,    Total benefit received,    Average benefit received,    Ability to pay for the benefit

Ans:D,D


What is a BJT?
Options: Bit Junction Transfer,    Bi-polar Junction Transistor,    Bell Jar Transformer,    Back Junction Transformer

Ans:B,B


The tropical and temperate deserts of the world, occupy nearly ____ of the land surface of the worlds.
Options: (1/4) th,    (1/3) rd,    (1/2),    (1/7) th

Ans:D,D


Which motor is NOT suitable for use as a DC machine?
Options: Permanent magnet motor,    Series motor,    Squirrel cage motor,    Synchronous motor

Ans:C,C


The system of Dual Government during the latter half of the 18th century AD is associated with the name of
Options: Clive,    Comwallis,    Waren Hastings,    William Bentinck

Ans:A,A


Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)?
Options: Order,    Subspecies,    Class,    Genus

Ans:C,C


The moon orbits the earth at a mean distance approximately
Options: 0.384 million km,    149.6 million km,    579 million km,    227.9 million km

Ans:A,A


The planets called the inner planets, are
Options: Jupiter, Saturn, Uranus, Neptune,    Mars, Jupiter, Saturn, Uranus,    Saturn, Uranus, Neptune, Pluto,    Mercury, Venus, Earth, Mars

Ans:D,D


Oxygen was independently discovered by
Options: Rutherford,    William Ramsay,    Joseph Priestley,    Neils Bohr

Ans:C,C


In which decade was the telegraph invented?
Options: 1810s,    1840s,    1870s,    1890s

Ans:B,B


Which of the following is a peninsular river of India?
Options: Gandak,    Kosi,    Krishna,    Sutlej

Ans:C,C


What was the active medium used in the first working laser ever constructed?
Options: A diamond block,    Helium-neon gas,    A ruby rod,    Carbon dioxide gas

Ans:C,C


On whose name is the highest award for services to the development of cinema given?
Options: Raj Kapoor,    Dada Saheb,    Meena Kumari,    Amitabh Bachchan

Ans:B,B


who was founder of laudhi dynasty?
Options:

Ans:bahlol lodhi,


Which are the important meeting of the Commonwealth?
Options: Biennial meeting of the Commonwealth Heads of Government (CHOGM),    Annual meeting of the finance minister of the member countries,    Regular meeting of the minister of education, law, health and other minister,    All of the above

Ans:D,D


ARPANET, the precursor to the Internet, was developed by:
Options: FAA,    Department of Defence,    NATO,    UART

Ans:B,B


Amnesty International is an organisation associated with which of the following fields?
Options: Protection of Cruelty to animals,    Environment protection,    Protection of human rights,    Protection of historic monuments

Ans:C,C


Sanjay National Park2
Options: Karnataka,Kerala,Madhya Pradesh,MadhyaPradesh

Ans:Madhya Pradesh,


If the plane of the earth's equator were not inclined to the plane of the earth's orbit
Options: the year would be longer,    the winters would be longer,    there would be no change of seasons,    the summers would be warmer

Ans:C,C


Which of the following is not a chief organ of the United Nations Organisations?
Options: International Labour Organisation,    Security Council,    International Court of Justice,    General Assembly

Ans:A,A


The tide of minimum rise is called
Options: spring tide,    low tide,    ebb tide,    None of the above

Ans:B,B


Who has written the book 'The Famished Road'?
Options: Ian Austin,    V.S. Naipaul,    Ben Okri,    Zola Emile

Ans:C,C


Which atomic reactor is used for studies of uranium heavy water lattice?
Options: Apsara,    Zerlina,    Dhruva,    Purnima-I

Ans:B,B


Guru Gobind Singh was
Options: the 10th Guru of the Sikhs,    founder of Khalsa, the inner council of the Sikhs in 1699,    author of Dasam Granth,    All the above

Ans:D,D


The 'Char Minar' is in
Options: Ahmedabad,    Hyderabad,    Delhi,    Sikri

Ans:B,B


Prakash Padukone is associated with which games?
Options: Cricket,    Table Tennis,    Judo,    Badminton

Ans:D,D


Paleontology is a branch of science that deals with the
Options: behavior of animals,    origin and growth of plants,    the forms of life as revealed by fossils of animals or plants,    formation of new stars

Ans:,

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