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http://www.shaastra.org/2010/main/events/online_events/online_puzzle_championship ...

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please tell me about any olympiads which undergraduates may appear for. ...

A simple hcv sum with so much vectors is eating my head.... the concept is right but maths Consider a hypothethical magnetic field in a region B=B0er where er is the radial vector. A circlular loop of raidus a carrying a curr ...

optically activ alcohol: 3 methyl 2 penten-2-ol 2 ethyl 3 buten-1-ol both are opticly activ... plese confrm ...

A Solution M prepared by mixing 300mL of 0.40M weak monoprotic acid HA (Ka=5.0 x 10-6) and 200mL of 0.5M HCl. if 500mL of 0.28M NaOH is added to solution M,the final pH is the answer is integer type (0-9) solve karo yaron imm ...

Write the structural formula of the product formed when 1)Bromoethane reacts with one-half of the molar quantity of silver 2)Chloral is heated with aqueous sodium hydroxide. ...

jadavpur university is good for which branch ? ...

I had my worst examination today. First of all, I had to stand at the centre for 3 hours in the blazing sun. Secondly, my examination room had only one fan that too at the end of the room. I was drenched in sweat and was phys ...

Solve: (e^4x)*(p-1) + (e^2y)*(p^2) = 0 ...

Are there any BITSAT previous year question papers? I saw in an Arihant Publication book - BITSAT previous years solved question papers from 2005-2010. Are they fake? ...

The reaction of alcohols with Lucas reagent undergoes 1) SN1 2)SN2 Arihant is saying SN1, but I was taught SN2 (I have a very logical mechanism by sn2.) What u ppl think ? ...

Calculate the value of " L " as depicted below - *Image* Hint : - It is not as big as looks . ...

plzz explain how to do this comprehension( JEE 2010) quesn no. 42 , 43 and 44... http://jee.iitd.ac.in/QP_M1_ANS.pdf ...

Comprehsion with just one question! Louis pasteur had managed to separate two enantiomers by hand picking crystals of a tartarate salt and discovered that the two solutions had exactly opposite optical activity.He himself sto ...

$To solve the equation:\\\\ $\mathbf{2^{2x+2}-\frac{1}{2}.2^{x^2}+2x=x^2-3}$\\\\ Ans::\Leftrightarrow$\mathbf{x=3,x=-1}$ ...

Which of the following statements about an sp hybridized carbon is FALSE ...

Which of the following have only one type of hybrid C ...

*Image* *Image* ...

i know it is an iit site,but i m in a very tense situation.My AIEEE exam went good and expecting under 1000 rank.But after giving examination i lost my admit card. I have all my information regarding admit card.But at the tim ...

!)A thin conducting wire of radius R has a charge +Q.show that the increase in the tension of the wire when a pt. charge +q is placed at the centre of the ring is given by T=qQ/ 8(pi)2(episilon)R2 2)A simple pendulum consists ...

As Subhomoy promised me he would help me with rotation.So I am starting a new thread to get my concepts clear with some help from Subhomoy Bakshi. Hope it helps all. Go ahead subhomoy. ...

1.N is a 50 digit no.All the digits except the 26th from the right are 1.If N is divisible by 13 then the unknown digit is? ...

$If $\mathbf{f:\mathbb{R}\rightarrow \mathbb{R}}$ and $\mathbf{\frac{\sqrt{5}+1}{2}f(x)=f(x+1)+f(x-1)\forall x\in \mathbb{R}}$.\\\\ Then find Period of $\mathbf{f(x)}$\\\\ Ans:=$\mathbf{10}$ ...

Due to wrong guidance from askiitians, I wrote wrong state code of eligiblity and I am realising it now. Does that affect anything during counselling/seat allotment? ...

if one root of (l-m)x2+lx+1=0 be double of the other and if l be real, show that m≤9/8 ...

ISAT solutions are out....from Time For Education coaching centre....I think many of them are wrong....am getting 130-140 acc. to that...post your probable marks here..... ...

Q: A water clock in ancient Greek is designed as a closed vessel with a small orifice " O ". The time is determined according to the level of water in the vessel. What should be the shape of the vessel for the time scale to b ...

Ye kaunse chapter ka question hai?? <<Assertion-Reason type>> STATEMENT-1: ~(p \leftrightarrow ~q) is equivalent to p \leftrightarrow q. STATEMENT-2: ~(p \leftrightarrow ~q) is a tautology. ...

$If $\mathbf{a,b,c\in \mathbb{R^{+}}}$.Then prove that \\\\ $\mathbf{\frac{a}{b}+\frac{b}{c}+\frac{c}{a}\geq 3.\left(\frac{a^2+b^2+c^2}{ab+bc+ca}\right)^{\frac{2}{3}}}$\\\\ ...