The number of waves in n x 10th Bohr's orbit are


Options: n2,    n,    n-2,    n3

Ans:B,B


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More Chemistry Related questions:


In Air Force, Air Commodore has one rank higher than
Options: Squadron Leader,    Air Vice-Marshal,    Group Captain,    Air Marshal

Ans:C,C


Outer covering of virus made up of protein is
Options: capsid,    coat,    virion,    viriod

Ans:A,A


The first web server was built in:
Options: 1990 in Geneva, Switzerland,    1985 in Berkeley, California,    1988 in Cambridge, Massachusetts,    1947 in Berningham, UK

Ans:A,A


Who has won the Nobel Prize in Economic Sciences 2017?
Options: A. richard thaler B. Colin F Camerer C. Stewart C. Myers D. Richard H. Thaler

Ans:A,richard thaler


Which of the following are true with respect to the Indian Peninsular Plateau?The southern plateau block is formed mainly of granite and gneissThe Deccan lava plateau is an elevated tableland consisting of horizontally arranged lava sheetsThe Malwa plateau dominates the Vindhyam scraps, forming the northern flank of the plateauThe trough of the Narmada and Tapti are interposed between the Vindhyan and the Satpura ranges
Options: I, II and III,    I and II,    I, II, III and IV,    I, III and IV

Ans:C,C


The gases used in different types of welding would include
Options: oxygen and hydrogen,    oxygen, hydrogen, acetylene and nitrogen,    oxygen, acetylene and argon,    oxygen and acetylene

Ans:D,D


battle of buxar was fought between
Options: clive-sirajudola, marata-angrej,angerj-muslim,ibrahim-maratha

Ans:A,joint forces of muslims and English Forces


Which of the following are true regarding Jhum cultivation in India?It is largely practiced in AssamIt is referred to as 'slash and burn' techniqueIn it, the fertility is exhausted in a few years
Options: I, II and III,    II and III,    I and II,    I and III

Ans:A,A


Hygrometer is used to measure
Options: relative humidity,    purity of milk,    specific gravity of liquid,    None of the above

Ans:A,A


When and where athletics introduced in the Olympics?
Options: 1896 at Athens,    1900 at Paris,    1992 at Barcelona,    1995 at Athens

Ans:A,A


The high reactivity of fluorine is due to
Options: its high electro negativity,    small size of fluorine atom,    availability of d-orbitals,    strong F - F bond

Ans:A,A


What is the capital of Dadra and Nagar Haveli?
Options: Daman,    Silvassa,    Dispur,    Shilling

Ans:B,B


Panna National Park
Options: Karnataka,Kerala,Tripura,Madhya Pradesh

Ans:Madhya Pradesh,


The name of the union given in the Constitution is
Options: Hindustan or Bharatavarsha,    India or Hindustan,    India or Bharat,    Bharatadesh or India

Ans:C,C


Railway tracks are banked on curves
Options: necessary centrifugal force may be obtained from the horizontal component weight of the train,    to avoid frictional force between the tracks and wheels,    necessary centripetal force may be obtained from the horizontal component of the weight of the train,    the train may not fly off in the opposite direction

Ans:C,C


Headquarters of UNO are situated at
Options: New York, USA,    Haque (Netherlands),    Geneva,    Paris

Ans:A,A


The magnetic field of earth, Magnetosphere expands to about
Options: 9600 km above the earth's surface,    8000 km above the earth's surface,    64,000 km above the earth's surface,    None of the above

Ans:C,C


Gypsum is added to cement clinker to
Options: increase the tensile strength of cement,    decrease the rate of setting of cement,    facilitate the formation of colloidal gel,    bind the particles of calcium silicate

Ans:B,B


Raja Rammohan Roy
Options: was a social reformer who tried to eradicate sati, purdah and child marriage,    advocated widow remarriage and woman's education,    was the founder of the Brahmo Samaj,    All of the above

Ans:D,D


Which company manufacturers low and high power communication equipment like radius for the use of defence services and paramilitary organisations?
Options: Bharat Electronics Limited (BEL),    God Shipyard Limited (GSL),    Bharat Dynamic Limited (BDL),    None of the above

Ans:A,A


The movement of particles by rolling, sliding and shuffling along the eroded surface is called
Options: saltation,    suspension,    traction,    solution

Ans:C,C


What George Westinghouse invented?
Options: Light bulb,    Electric razor,    Refrigerator,    Railway air brakes

Ans:D,D


The planet that takes the highest time for completing a rotation is
Options: Mercury,    Venus,    Earth,    Pluto

Ans:B,B


What invention was first installed at a Hartford, Connecticut bank in 1889?
Options: Automatic teller machine,    Time-lock safe,    Burglar alarm,    Pay telephone

Ans:D,D


Jaspal Rana is in which of the following games?
Options: Shooting,    Weight Lifting,    Swimming,    Archery

Ans:A,A


'Mandi House' is a
Options: the office of the P.M.,    the office of Director General of Doordarshan,    the office of NFDC,    the Doordarshan C.P.C

Ans:B,B


The river Jordan drains into the
Options: Dead Sea,    Adriatic Garden,    Gulf of Suez,    Resaca Garden

Ans:A,A


The name of a candidate for the office of president of India may be proposed by
Options: any five citizens of India,    any five members of the Parliament,    any one member of the Electoral College,    any ten members of the Electoral College

Ans:D,D


The Parliament of India cannot be regarded as a sovereign body because
Options: it can legislate only on subjects entrusted to the Centre by the Constitution,    it has to operate within the limits prescribed by the Constitution,    the Supreme Court can declare laws passed by parliament as unconstitutional if they contravene the provisions of the Constitution,    All of the above

Ans:D,D


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 main vegetation of the steppe type climatic regions is
Options: evergreen forests,    evergreen deciduous forests,    large grasslands,    coniferous forests

Ans:C,C


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

Ans:A,A


Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of
Options: hormones,    enzymes,    proteins,    vitamins

Ans:B,B


The process of soil development is called
Options: leaching,    illuviation,    eluviations,    pedogenesis

Ans:D,D


The hazards of radiation belts include
Options: deterioration of electronic circuits,    damage of solar cells of spacecraft,    adverse effect on living organisms,    All of the above

Ans:D,D


What was the purpose of EFTA (European Free Trade Association)?
Options: To remove all tariffs on trade of industrial goods between the member countries,    To aid the creation of a single west European market to help boost world trade,    both (a) and (b),    None of the above

Ans:C,C


Who among the following got the 'Bharat Ratna' award, before becoming the President of India?
Options: R. Venkatramanan,    Dr. Zakir Hussain,    V. V. Giri,    Dr. Rajendra Prasad

Ans:B,B


Who was the first Indian batsman to hit a century on Test debut against England at England's home?
Options: Sachin Tendulkar,    Abbas Ali Baig,    Kapil Dev,    Wassim Jaffer

Ans:B,B


The points in the ecliptic farthest north and south of the celestial equator are called
Options: summer and winter solstices,    autumnal and vernal equinox,    north celestial pole and south celestial pole,    None of the above

Ans:A,A


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 uppermost epoch of the Neogene period is
Options: the Pliocene epoch,    the Pleistocen epoch,    the Miocene epoch,    the Oligocene epoch

Ans:A,A


Which batsman started his international cricketing career at the age of 16?
Options: Suresh Raina,    Sachin Tendulkar,    Piyush Chawla,    Rahul Dravid

Ans:B,B


India reached the final of the Davis Cup for the first time in...?
Options: 1964,    1966,    1970,    1974

Ans:B,B


What is the covered area of Gujarat state?
Options: 3,702 sq. km,    1,35,100 sq. km,    1,96,024 sq. km,    94,163 sq. km

Ans:C,C


"www" stands for...
Options: World Wide Web,    World Wide Wares,    World Wide Wait,    World Wide War

Ans:A,A


Which Intel chip was the first to support a 32-bit bus architecture?
Options: 486SI,    Pentium,    286,    386DX

Ans:D,D


The inherited traits of an organism are controlled by
Options: RNA molecules,    nucleotides,    DNA molecules,    enzymes

Ans:C,C


Planets are
Options: luminous heavenly bodies revolving around a star,    non-luminous heavenly bodies,    luminous heavenly bodies that twinkle,    luminous heavenly bodies that do not twinkle

Ans:B,B


Who made his Test debut alongwith Salil Ankola in the same match?
Options: Rahul Dravid,    Sachin Tendulkar,    Kapil Dev,    Mohinder Amarnath

Ans:B,B


The annual yield from which of the following Union Government taxes is the highest?
Options: Custom duties,    Corporation tax and income tax,    Inheritance tax, wealth tax, interest tax and gift tax,    Excise duties

Ans:D,D

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