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cn ne1 tell me where 2 iitjee 2010 unsolved paper... im gettin only solved ones!!! ...
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Benzene and aniline are both organic liquids. Their mixtures can be separated by: I. distillation II. steam distillation III.dil. HCl IV. dil . NaOH ...
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A. [Cu(CN)4]3 I.paramagnetic B. [NiCl4]2- II.diamagnetic C. [PdCl4]2- III.dsp2 D. [Cu(NH3)]2+ IV. sp3 V. sp planar ...
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A.1s I.no. of angular nodes=1 B.2s II. orbital angular momentum =√2(h/2pi) C.2p III.no of radial nodes =1 D.3d IV.non-directional orbital V. orbital combinations giving pi bonding ...
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What is d answer do d following? How many moles of acetyl chloride are used per mole of sucrose for esterification? ...
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What is the relation between Boyle Temp. (TB) and Inversion Temp. (Ti) of a gas? Express your answer as 10*(TB/Ti) ...
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In zeolite process, the sodium ions of zeolite exchange with: I.H+ ions II. Ca2+ ions III. OH- ions IV. Mg 2+ ...
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the area bounded by the curve {|x|, |y|}= 1/2 is ...
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If points x,y are choseaban for randomly from the interval [0,2] and [0,1] respectively then probabilty that y=<x2 is k/3 then k is ...
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the eqn. of the plane passing through the intersection of the plane 2x-5y+z=3 and x+y+4z=5 and parallel to the plane x+3y+6z=1 is x+3y+6z=k where k is. ...
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pls answer *Image* ...
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*Image* find answer ...
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*Image* find answer ...
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solve it and find answer *Image* ...
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A metal cylinder of 5kg is heated electrically by a 20W heater in a room temp. of 20c. The cylinder temp rises and finally becomes constant at 45C. Assuming rate of heat loss is proportional to the excess temp over surroundin ...
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The electron in a hyrogen atom makes a transition from n1 -> n2=2. frequency of motion of electron in initial state is 1/27 of that the final state.Then find total no. of transition from n1 to ground state for the gas. ...
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A copper wire is held at the two ends by rigid supports.At 30°C. the wire is just taut with negligible tension.Find the approx. speed of transverse waves in this wire at 10°C( in m/s). Given ( Young's mod= 1.3*10^-4N/m^2) C ...
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If resultant force on a system of particles must increase: then choose correct option: A the linear momentum of system must increase B the vel. of COM of system must increase C the distance of COM may remain constant from fix ...
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pls solve it.. *Image* ...
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pls solve it.. *Image* ...
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*Image* pls solve it.. ...
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*Image* wat is d answer?? ...
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*Image* wat is d answer?? ...
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a-main scale divisions n-no of vernier divisions where n vernier scales coincide wid n-2 main scale divisions I.a=1mm n=20 II.a=0.5 mm, n=10 III.a=0.5mm , n=20 IV.a=1mm, n=100 find least count in each case. ...
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what is d intensity of sound in SI units??? if loudness level is 220 db.. ...
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the length of a needle floating on water is 2.5 cm. the min force in addition to its weight needed to lift the needle above water surface.(surface tension =0.072 MN/m) ...
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how can we prove that time period of compound pendulum is minimum when its length is equal to the radius of gyration about its centre of gravity... pls reply urgent... ...
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hey pls checkout my problems and help me out!!! a request.... ...
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hey y u ppl aren't solving my problem.....are u ignoring or u can't solve...pls bother to checkout...they r a set of 10 questions which i hav posted earlier...with title "Question no. 2" and so on..... ...
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let a,b,c be 3 real no.s such that 1>a^-1+b^-1+c^-1=1/2 2>a+b+c=2 3>a^-2+b^-2+c^-2=1/4 match the following:- I)abc is greater than a)6 II)ac+ab+bc is less than b)8 III)a^2+b^2+c^2 is less than c)-2 IV)a^3+b^3+c^3 is ...
