Recently Active Questions

can anyone please tell me the meaning of this : w[ j++] = s ? does it mean : A) j++; w[j]=s or B) w[j]=s; j++; ?????????????? PLEASE HELP.............TOMORROW EXAM !! ...

A wooden block, with a coin placed on its top, floats in water. The length of block inside water is 'l' and the height of water is 'h'. After sometime the coin falls into the water. Then ...

1..why calcination done below the fusion temp. of metal and that in roasting below its M.P ...

1..WHICH IS PARAMAGNETIC--- A. TRIPLET O2 B[.Cu(CN)4]2- C.[Pt(Cl)4]2- ...

*Image* ...

∫ (x+1)/x(1+xex)2 dx [yaar options nahin hai isme]. ...

∞ In = ∫ e-x(sin x)n dx (n>1), then value of 101 I10/I8 o is equal to.................... ANS [ 90 ] ...

Integrate ∫ 1/1+x4 limits are from 0 to infinity.. Somebody Pls try this sum , I am aware this has been discussed earlier but i cant find the thread.. if anyone can find it pls post the link here , i'll be grateful.. ...

:: Some Conversions :: 1) BromoBenzene -----> 4-MethoxyPhenol (Max. 5 steps) 2) NitroBenzene -----> Meta-nitroPhenol (Max. 4 steps) 3) BenzoicAcid ------> MetaFluoro BenzoicAcid (Max. 3 steps) :: One Simple Qn :: 4) ...

lim ln cot (pi/4 - k1x)/tan k2x = 1. x→0 THEN FIND RELATION BETWEEN k1 and k2. ...

Identify the least table ion among the following A. Li- B. Be- C. B- D. C- ...

*Image* ...

Value of k for which kx2 - 2kx + 3x - 6 is positive for exactly two integral values of x is.................. ...

check this superb vid at youtube based on einstien's relativity http://www.youtube.com/watch?v=wteiuxyqtoM ...

f(x) be a continous and differentiable function. f(y)f(x+y)= f(x) f(5) = 3 and f'(3)=7 then f'(8) = ........ ...

1.... *Image* 2.. *Image* ...

the correct oreder of stability is *Image* .[true/false] ans:::::::true......... why????????????? ...

*Image* ...

which of the following types of bonds are present in CuSO4.5H2O 1.ELECTROVALNT 2..COVALENT 3.COORDINATE (GIVE REASONS) ...

1.what are number of positional isomers of anthracene???? ...

let y=\frac{x^2+ax+b}{x^2+px+q} whare α,β are roots of {x^2+ax+b} and β,γ of x2+px+q such that α<β<γ statement-1:for all xεR-(β,γ) THE RANGE OF Y IS ALL REAL statement 2..for all xεR-(β,γ) Y IS ONE-ONE FUNC ...

1..ethanol+ KI+Na2CO3→→→yellow ppt.(x) x ?????????? ...

1. what are the no. of stereoisomers of MA3BCD type of complex?????? (give the structures if possible ) ...

A block with a square base measuring a x a & height h is placed on an inclined plane of angle \Theta . The coefficient of friction is \mu The angle of the incline is gradually increased. The block will:: a) topple before slid ...

Could anyone suggest a site wfere we can get ALL the cbse ques papers for past 5 years from 2005 to 2009? ...

Their scanner somehow read two of the H's as M's... while verification of the form i was offered an option "Want to change" or "No change" In want to change they told to take out printout of the page and send the correction t ...

Q3 if f'(x)≠0, the max number of real roots of f''(x)=0 is/are ...

*Image* *Image* *Image* *Image* 3234 *Image* ...

*Image* ...

check this ! ...