What are three types of lasers?


Options: Gas, metal vapor, rock,    Pointer, diode, CD,    Diode, inverted, pointer,    Gas, solid state, diode

Ans:D,D






More technology Related questions:


According to CNN, how much did Internet traffic increase between 1994 and 1996?
Options: Two times,    Five times,    Ten times,    Twenty-five times

Ans:D,D


From which mineral is radium obtained?
Options: Rutile,    Haematite,    Limestone,    Pitchblende

Ans:D,D


Who was the first Indian to be President of UN General Assembly?
Options: Mrs. Vijay Lakshmi Pandit,    Ramesh Bhandari,    Natwar Singh,    Krishna Menon

Ans:A,A


Missile 'prithivi' aims
Options: to test the performance of an indigenously built heat-shield,    to hit target without the help of the Air Forces,    to defend a large installations like oil-fields etc. against enemy attacks,    None of the above

Ans:B,B


How do you subscribe to an Internet mailing list?
Options: Contact your Internet service provider,    Send e-mail to the list manager,    Telephone the mailing list webmaster,    Send a letter to the list

Ans:B,B


Who is the author of the book 'Forbidden Verses'?
Options: Salman RushDie,    Abu Nuwas,    Ms. Taslima Nasrin,    D.H. Lawrence

Ans:B,B


The process that creates the deep oceanic trenches is called
Options: plate tectonics,    sea floor spreading,    continental drift,    isostasy

Ans:A,A


What would you use for immediate, real-time communication with a friend?
Options: Instant Messenging,    E-Mail,    Usenet,    A mailing list

Ans:A,A


Which of the following crops is regarded as a plantation crop?
Options: Coconut,    Cotton,    Sugarcane,    Rice

Ans:A,A


Our financial system has provided for the transfer of resources from the centre to the states; the important means of resource transfer are
Options: tax sharing,    grant-in-aids,    loans,    All the above

Ans:D,D


Rangaswamy Cup is associated with
Options: archery,    cricket,    football,    hockey

Ans:D,D


Plants are killed in winter by frost
Options: because of desiccation and mechanical damage to the tissues,    because no photosynthesis takes place at such low temperature,    because respiration ceases at such low temperature,    because there is no transpiration

Ans:A,A


The element common to all acids is
Options: hydrogen,    carbon,    sulphur,    oxygen

Ans:A,A


The two states of India, most richly endowed with iron ore, are
Options: Bihar and Orissa,    Madhya Pradesh and Orissa,    Bihar and West Bengal,    Madhya Pradesh and West Bengal

Ans:A,A


Walt Disney was
Options: the President of America during World War I,    the creator of cartoon films starring popular cartoon characters Mickey Mouse and Donald Duck,    the British physician known for his discovery of Addison's disease,    None of the above

Ans:B,B


The storms or frontal systems develop where
Options: air is rising,    atmospheric pressure is low,    at the equator and in the mid-latitudes,    All of the above

Ans:D,D


The heavier silicates named as 'Sima' or silica + magnesium are most abundant in the
Options: crust,    core,    mantle,    ocean floors

Ans:D,D


The letters, "DOS" stand for...
Options: Data Out System,    Disk Out System,    Disk Operating System,    Data Operating System

Ans:C,C


The name of the Laccadive, Minicoy and Amindivi islands was changed to Lakshadweep by an Act of Parliament in
Options: 1970,    1971,    1972,    1973

Ans:D,D


Which of the following is not a kharif crop?
Options: Jute,    Maize,    Mustard,    Rice

Ans:C,C


Siachen is a
Options: desert frontier zone between India and Pakistan,    frontier zone between China and India,    frontier zone between India and Myanmar,    glacier frontier zone between India and Pakistan

Ans:D,D


Where is the village of Branston, after which the famous pickle is named?
Options: Yorkshire,    Lancashire,    Staffordshire,    Norfolk

Ans:C,C


'Teacher's Day' is observed on which of the date?
Options: September 5,    January 30,    November 14,    October 2

Ans:A,A


Under Akbar, the Mir Bakshi was required to look after
Options: military affairs,    the state treasury,    the royal household,    the land revenue system

Ans:A,A


Prince Charles and Princess Diana of Britain announce their separation in
Options: 1990,    1991,    1996,    1997

Ans:,


The progressive wave theory regarding of tides was put forth by
Options: R.A. Harris,    Issac Newton,    William Whewell,    G.B. Airy

Ans:C,C


Guwahati High Court is the judicature of
Options: Nagaland,    Arunachal Pradesh,    Assam,    All of the above

Ans:D,D


To conquer and annex Peshawar and Punjab, Mahmud of Ghazni defeated
Options: Ghurids,    Arabs,    Karkotakas,    Hindushahis

Ans:D,D


What was Yashpal Sharma's best score in First Class Cricket?
Options: 201 not out,    200,    199,    153 not out

Ans:A,A


Movements due to light are shown by
Options: flowering plants,    lower plants,    all land plants,    all the plants

Ans:A,A


India won its first Olympic hockey gold in...?
Options: 1928,    1932,    1936,    1948

Ans:A,A


Which of the following factors are responsible for the rapid growth of sugar production in south India as compared to north India?Higher per acre field of sugarcaneHigher sucrose content of sugarcaneLower labour costLonger crushing period
Options: I and II,    I, II and III,    I, III and IV,    I, II and IV

Ans:D,D


Which of the following international organisations has started the scheme 'Partnership for Peace' for a group of nations?
Options: Organisation of Petroleum Exporting Countries (OPEC),    Economic and Social Commission for Asia and Pacific (ESCAP),    North Atlantic Treaty Organisation (NATO),    Organisations of African Unity (OAU)

Ans:C,C


The sidereal month may be defined as
Options: the period in which the moon completes an orbit around the earth,    the period in which the moon completes an orbit around the earth and returns to the same positions in the sky,    the period of rotation of moon,    None of the above

Ans:B,B


For galvanizing iron which of the following metals is used?
Options: Aluminium,    Copper,    Lead,    Zinc

Ans:D,D


Penicillin was invented by
Options: Dr Jonas E. Salk,    Gregory Mendal,    Paul Ehrlich,    A. Fleming

Ans:D,D


'Kanchipuram' is in which of the following states?
Options: Andhra Pradesh,    Orissa,    Kerala,    Tamil Nadu

Ans:D,D


How many Lok Sabha seats belong to Rajasthan?
Options: 32,    25,    30,    17

Ans:B,B


The nuclear particles which are assumed to hold the nucleons together are
Options: electrons,    positrons,    neutrons,    mesons

Ans:D,D


Which of the following is not an agency of U.N.?
Options: World Health Organisation,    Food and Agricultural Organisation,    International Committee of the Red Cross,    International Monetary Fund

Ans:C,C


UN General Assembly elects a President and how many Vice Presidents at the start of its each regular session?
Options: Seven,    Fifteen,    Twenty one,    Two

Ans:C,C


The luster of a metal is due to
Options: its high density,    its high polishing,    its chemical inertness,    presence of free electrons

Ans:D,D


To which country does the present UN Secretary-General belongs?
Options: Ghana,    South Korea,    Spain,    Sweden

Ans:B,B


Which of the following is used in pencils?
Options: Graphite,    Silicon,    Charcoal,    Phosphorous

Ans:A,A


The hydronium ion is
Options: H+,    HO -,    H2+,    H3O+

Ans:D,D


The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?
Options: Robert Oppenheimer,    James B. Conant,    Leslie R. Groves,    Vannevar Bush

Ans:A,A


Tiger Woods is associated with which of the following sports?
Options: Table tennis,    Tennis,    Golf,    Boxing

Ans:C,C


What is the purpose of OECD (Organisation for Economic Cooperation and Development)?
Options: Sustained economic growth,    Employment,    Higher standards of living,    All of the above

Ans:D,D


The relative abundance of dissolved salts in seawater in descending order is as follows
Options: chlorine, sodium, sulphate, magnesium, calcium, potassium,    sodium, chlorine, magnesium, potassium, sulphate, calcium,    chlorine, magnesium, calcium, sodium, potassium, sulphate,    chlorine, sodium, magnesium, calcium, potassium, sulphate

Ans:A,A


The president can dismiss a member of the council of ministers
Options: on his own,    on the recommendation of the prime ministers,    only under emergency conditions,    with the consent of the speaker

Ans:B,B

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