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Q.(a+2)x2 + 2(a+1)x + a=0..The no.of integral valyes of 'a' for which the roots will be integers? ...

Which od the following statement is correct for the hybrid orbitals (A) s + py + pz---->sp2 orbitals lie in the xy plane (B) ns + np3 + nd2 -----> results octahedral geometry of sp3d2 hybrid orbitals (C) None (D) All ...

jahapana...tussi great ho...mera yeh tofu kabool karo... http://www.youtube.com/watch?v=Km0Ogc1tMnM&feature=related need a change after tiresome studies???guys n gals look at this now........and comment....[1][3][4][5][6][7][ ...

(1) Find (+ve) integral solution of the equation 3x^{2}-2xy+7y^{2}=0 ...

Why can you warm your hands by blowing gently, and cool your hands by blowing hard? ...

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those who want to shoot me out wid gaalis com on giv dem here....especially aveek...plzz dnt get angry jst kick me onl9....[2] ...

find... \sum_{1}^{\propto }{\frac{1}{(3n-3)!}} . [1][1][1] ...

1)A:PbS can be separated from ZnS be electrosatic separation method R:PbS is a good conductor and ZnS is a poor conductor of electricity 2)A: Addtion of solvent(volatile) to solute(non volatile) always lowers Vapor presure R: ...

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1)A 0.01M complex of CoCl2 & NH3 (molar ratio 1:4) is found to have effective molarity of 0.02M (evaluated frm colligative property). What is the formula of the complex ? A) [Co(NH3)4]Cl3 B) [Co(NH3)4Cl2]Cl C) [Co(NH3)5Cl]Cl ...

Column 1 1)Domain of log4log5log3(18x-x2-77) 2)Range of x3+3x2+10x+sinx Column 2 A)(-∞,∞) B)[-4,3- 21 /2]U(1,∞) C)(-π,-π/2) D)none wrong ques..thats why hiding.. i got 1) as (7,11) and marked it A,B but ans is D) i go ...

STATEMENT--1 : The induced electric field in a time varying magnetic field is non-conservative. because STATEMENT--2: The indused emf across a closed path in a time varying magnetic field is non-zero. ...

\int \frac{dx}{(1+\sqrt{x})\sqrt{x-x^{2}}} ...

Two circles of unit radius have their center at (0,2) and (1,0) find the equation of their parallel common tangents. ...

STATEMENT --1: A positively chsrged sphere and a negative charged sphere are kept at finite distance. The total electrostatic potential energy of system must be negative. because STATEMENT-- 2 : Potential energy between two l ...

If a force F→ = ((3i + 4j + 5k ) Newtons is acting on a particle moving on a circle of radius 2m with a speed increasing at the rate of 2ms-2. All points on the circle satisfy the equation 3x+ 4y + 5z = 0. The power of the ...

STATEMENT-1: 1-chloro-2-methyl butane may rotate the plane of PPLanti clock wise. and statement-2 :Two counter-rotating circularly polarized beams travel with different velocities through the chiral medium. ...

MULTIPLE ANSWER QUESTIONS: 1. In ΔOAB where O is origin coordinate of A and rational number. AngleAOB = θ, coordinate of B always irrational then θ can take value (A) 30° (B) 15° (C) 60° (D) 45° (2) If θ1, θ2, θ3 an ...

well this is more sort of a complaint post....which is making me sad now a days...very sad indeed.... initially i was just very bad at graphs....i hated the chapter of graphs soo much that when i was studying differentiation ...

i wanna kno dat r there study materilas available in tiit??and i wanna request d mentors to make a section for phy chem maths wich will have formulas concepts n other imp thngs related to the subject .it will help as we will ...

got computer science board practicals on monday. could someone please suggest anything about the questions on programming(do they come only from data file and data structures) or any other helpful tips regarding this? please ...

1) Confusing matrix match: A) Alpha decay p)Z will increase B) beta + decay q)Z and A will decrease C) beta – decay r)Z remains same D) gamma emission s)Z will decrease t)A remains same 2) what will be the products of react ...

determine teh value of r>1 such that \int_{0}^{\infty }{\frac{dx }{(1+x^{r})^{r}}}=1 ...

\\1)\: solve\: \frac{x-a}{b}+\frac{x-b}{a}=\frac{b}{x-a}+\frac{a}{x-b}\\ \:\:2)\: if\:f(n)=\sum_{r=1}^{n}\frac{1}{r}...then \:show \:that\:\frac{n}{2}<f(2^n-1)<n\\ 3)\:if\:(1+x)^n=\sum_{r=0}^{n}^{n}C_{r}x^r\:find \:teh\ ...

The cleaning action of soap is due to ...

The micelles having head at centre and tails extended out are ...

Butter is an example of ...

Why LiAlH4 can't reduce the double bond with conjugation with carbonyl group but it can reduce when phenyl group is attached at β carbon ?????? ...

chalo let me post some graph doubts here... how to draw the graph of f(x) such that f(x)=1/g(x) chalo lets take the example of y=1/sin x ...