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Identify the correct order of wavelength of light absorbed for the following complex ions- [Co(H2O6)]+3, [Co(CN)6]-3, [Co(en)3]+3, [Co(I)6]-3 ...

How will you prove that ||An||=|A|n2 ...

I guess this is pretty tough for many guys out there -- but yesterday I learned such a great sum that I cannot resist to give it ---------------------- Suppose you don't know any of the equations that are used in S . H . M . ...

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How many questions did you guys crack? Post answers of relevant questions. Expected cutoff for 12th? ...

I am joining South Delhi Fiitjee, will it be better to crack jee with a good rank? ...

*Image* consider a charge +q kept above an infinite conducting plate that is grounded question : find the surface charge density of the plate as a function of (x,y) Consider the charge to be at a distance of d on +ve z axis a ...

manish sir plz tell why this concept is not applicable here CONCEPT:for a compound AxBy: x moles of A=y moles of B PROBLEM:0.75 moles of A4 +2.0 moles of O2 completely react to form a single compound!find the empirical formul ...

$If $m\in\left(0,\frac{5}{6}\right)$. Then Calculate value of $m$ in \\\\$\int\limits_{0}^{2}\left|\frac{1}{3}x^3+mx^2-2x-2m-\frac{1}{3}\right|dx=4$ ...

$Calculate $\int_{0}^{\frac{\pi}{2}}cos^{2009}x.cos(2010x)dx=$ ...

REFERENCE:::ATOMIC STRUCTURE what is wave number 1/wavelength or 2∩/wavelength?? ...

if a cylinder of length l and radius r is hinged at one end and its other end is rotated by an angle θ then find the torque required given young's modulus γ. (please note the cylinder has not been rotated in the vertical pl ...

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Prove that the number nm(n-m) is even for any integers n & m ...

What is the Nomenclature of this Compound ?? *Image* ...

∫pi0 1/1+tanx dx ...

Find the sum of numbers in the 200th box (1) + (2 + 3) + (4 + 5 + 6) + (7 + 8 + 9 + 10) + ...................... Easy... just think a bit... not for all experts... but try...!! ...

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Let Xn be the n-th non square positive integer. Thus X1=2 , X2=3 , X3=5 , X4=6 , etc. For a positive number x, denote integer closest to it by <x> , if x = m + 0.5 where m is an integer then define <x> by m , for ...

1st challenge: NaNH2+N2O→? ...

five ticket x1, x2, x3, x4, x5 are drawn from fifty tickets numbered 1,2,3...,50 and arranged in ascending order x1<x2<x3<x4<x5. what is the probability that x3 = 30? ...

In HC Verma the reason of surface tension is as follows: A molecule well inside the bulk is experiencing equal forces from all sides.But a molecule on the surfeace experiences some in force in the upward or downward direction ...

*Image* Here I have a parallel plate capacitor connected to a battery with emf V. Now I pull the plates of the capacitor to increase its plate distance. As I do some work, this work appears as the increase in potential energy ...

why the earth has an elliptical orbit? ...

∫0pi/4 2tanxsinx/1+sin2x dx ...

Any shortcut method to find out the length of major and minor axes of an ellipse from its standard 2nd degree equation? ...

how much time is required fr complete decomposition of 4 moles of water using 4 amperes ? ...

The chicken wants to cross the road on which cars circulate (all cars run at the same constant speed - 30km/h and occupy the entire width of the road). The chicken follows the trajectory that leaves him the best chance of sur ...

Is strain a physical quantity? ...

A function F:R→R+ is such 2F(x+2)+F(x+1)y+F(x+4)=0,24F(x+2)-2y+3=0 and F(0)=2.If ∫f(x)dx=F(x) +C and∫01f(x)dx=2 then find the value of ∫01f(3x)dx. ...