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what is d-d transition and charge transfer ? how do we judge whether the colour is due to dd transition or due to charge transfer? ...
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please solve the following differential equation : dy/dx = 2y2 cosx+ y sin2x+2cosx sin2x/sin2x ...
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(y+ y3/3 + x2/2 ) dx + ( x+xy2/4 )dy = 0 solve the above differential equation ...
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what is a non integrable function??? i know non differentiable function but can't really make out what the former means!! ...
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consider a triangle OAB formed by O≡(0,0), A≡(2,0)AND B≡(1, 3 ). P(x,y) is an arbitrary interior point of the triangle moving in such a way that the sum of its distances from the three sides of the triangle is 3 units . ...
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Prove that ∫ dx/1+xn ( LL= 0 and UL= ∞) = ∫ dx/(1-xn)1/n (LL=0 AND UL=1)(n>1) LL=LOWER LIMIT UL=UPPER LIMIT ...
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please give the mistake in the following solution: I=∫ (ax+b)sec x tan x dx/4+tan2x dx (a,b>0) and lower limit 0 and upper limit π splitting the numerator, ∫ ax sec x tan x dx/3+sec2x = ∫ a(π-x)sec x tan x/3+sec2x ...
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find ∫ x2 lnx/ 1-x2 dx lower limit =0 and upper limit = 1 ...
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find the iintegration of 1/(cos3x- sin3x) wrt x ...
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can somebody suggest a good book on calculus..specially integration i have A das gupta ......it doesn't illustrate some good examples for learning how to integrate ...
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sum the series 1+ 1/2 + 1/3 + 1/4.......... i used integration ....but that doesn't help as log {0} doesn't exist .....please help.....please give an explanation with your answer ...
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sum the series 1+ 1/2 + 1/3 + 1/4.......... i used integration ....but that doesn't help as log {0} doesn't exist .....please help.....please give an explanation with your answer ...
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please suggest a good book on physical chemistry . ...
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*Image* Find the equivalent resistance of the following group of resistances between A and B. Each resistance of the circuit is R ...
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*Image* Q1)In the circuit shown in figure switch S is closed at time t=0.Let i1 and i2 be the currents at any finite time t ,then the ratio i1/i2 a. is constant b.increases with time c. decreases with time d.first increases a ...
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benzoic acd + hydrazoic acid in presence of conc. H2SO4 → ?? A.Aniline' b.benzamide c.sodium benzoate d. C6H5CON3 ...
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y=sin-1(x 1-x + x 1-x2 ) and dy/dx= 1/(2 x(1-x) ) + d find d a.0 b. sin-1x c. cos-1x d. cos x e. none of these ...
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a parallel plate capacitor ( area = 20 cm2) ( distance between the plates = 1mm) is connected to a battery of 12 V . this separation is then increased to 2mm. We see that no heat was produced. why ?? we can see this by checki ...
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y= 1+ a1/(x-a1) + a2x/(x-a1)(x-a2) +a3x/(x-a1)(x-a2)(x-a3) +...........upto n+1 terms if dy/dx = f(x,y) [ a1/(x-a1) + a2/(x-a2) +......... +an/(x-an) then f(x,y) a. y/x b. x/y c. y2/x2 d. x2/y2 ...
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Q1) f(x).f(y) = f(x) +f(y) +f(xy) -- 2 and that f(2)= 5.then f(3) = a.10 b.24 c.15 d.N.O.T. (f is a differential function of x) Q2) lim (h→0) [ f(a+h)-2f(a)+f(a-h) ] / h2 a. 2 f'(a) b. f''(a) c. f'(a) d. f'(a)+f''(a) (f is ...
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please explain what is epimerisation??? explain with an example ...
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if f(x)= sin-1[ (3x4+6x2-1)/(x2+1)3] find dy/dx at x2= tan (pi/8) i tried this method (3x4+6x2-1 )/(x2+1)3 = 3 sin a -4 sin3a=sin 3a where sin a= 1/(1+x2) now x2=tan pi/8 so we have sin a =cos2pi/8.... and f(x) becomes sin-1( ...
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1,2 -dimethyl-1,2-dihydroxycyclohexane + conc H2so4and heat gives you ??? ...
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f(x)=(x2-1) mod(x2-3x+2) + cos(mod(x)) is not differentiable at a.1 b.2 c.0 d.n.o.t ...
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let Pn = aPn-1 -1 for all n= 2,3,4,.. and let P1= ax-1 where a ε R+ then evaluate the limit lim ( x → 0 ) Pn/x ...
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find the fifth derivative of y= 1/(1+x2) please give a good method ...not the tedious one !! ...
