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wat is inorganik benzene ?? ...

can someone please explain to me hot to do this question An open u tube has some mercury in it. 27.2 cm water is filled in one of it ends. How high does the mercury rise in the other tube?? density of mercury is 13.6 g/cc and ...

find the range of 'a' where 2 sinx =|x| + a has no solution . Plz give working also Ans. a>(3√3 + pi)/3 ...

In Zeigler Natta polymerisation of ethylene what is the active species?? ...

1)a cylindrical vessel of radius 0.05 m with liquid in its inside is rotating along axis with speed of revolution 2rev /s. the liquid rises at the sides ,the find diff. in height of liquid at center and along sides 2)a syring ...

a hollow cone of height h and density p floats in water of density p' with its vertex inside water.The height of cone that lies in water ...

Q1 air streams horz. past an airplane of wing area 120 m^2 and weighs 300kg.The speed over top surface is 60m/s and that under bottom is 45m/s.What is net force Q2 A ball whose density is p (p<po where po is density of wat ...

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a travelling wave y=2mm sin[100pie t-kx] of wavelength lambda=2cm is reflected & transmitted at boundary at x=0 den amplitude of SHM at x=-1 is ...

*Image* Plz answer Q no 5 and 7. ...

Let α=cis2Π/11 ,λ=α6 ,μ=α7, β=α2 1)Re(λ+λ2+λ3+λ4+λ5)= 2) (μ-β)(μ-β2).................(μ-β10)= 3)(i-β)(i-β2).................(i-β10)= answers -1/2 0 i ...

HCl , HBr , HI hav acid strength in order in aqueaous soln as HCl , < HBr ,< HI a HI < HBr ,< HCl , b , HBr < ,HCl < HI c HCl = HBr = HI d remove all commos <,> ? ...

in jee syllabus i found the following two different subtopics- 1.spectrum of hydrogen atom 2.Qualitative quantum mechanical picture of hydrogen atom plz explain me about the 2nd one. ...

if electric field is zero then is it necessary that potential is zero ...

when a white light is incident on a convex lens d colur of light which is less deviated from optical axis is ive got it as red but d ans is violet can nebody give d perfect xplanation for dat ...

2 lens 1 convex of focal length 50cm & anoder concave of focal len 75 cm r kept in contact den wat will b d nature of combination? ...

what is significance of deltaG° ...

In 2006,there was a question in the JEE abt a u - v plot of a lens for finding focal length,the %age error or something similar was asked,how to find it?i have no clue! ...

Q. Find the equation of the circle circumscribing the triangle formed by the lines :x+y=6 , 2x+y=4, and x+2y=5 , without finding the vertices of the triangle? ...

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hiii friends so the time has come for the final showdown so i just wanted to say best of luck to all of us givin jee tomorrow hoping for the best. so just beleave in urself and ur hardwork and on god too ( beleave me u hav to ...

In how many ways can 18900 be split in 2 factorrs wich are relative primes ( or coprime ) ?? Ans : 8 ...

use of Br2 water and NaOH to 3rd group ppt facilitates in??????? ...

10kg of ice @ -10°C N 10kg of H2O @ 10°C r mixxed ! then wats final temparture i hav forgotten this i only know tat msdelta0 shud be ezual to mL L ...>LATENT HEAT OF FREEZING OR BOILING SO WILL IT BE m * specific heat of ...

what is the bestt way 2 handle time....ie time management for individual papers ...p...c...m ...

*Image* plz explain two moles of an ideal diatomic gas is heated in the process shown in figure what is the heat given to the gas?? what is the work done by the gas?? ...

if α is the only root of the eqn x3+bx2+cx+1=0(b<c),then the vlaue of tan-1(α) + tan-1(α-1) a)-π/2 b)π/2 c)0 d)none ...