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rajiv sir, which books to study for mathematics cl-xi ...

please help me out with violet puzzle of 2 year correspondance course ...

*Image* ans. as far as i can think should be positive..........but answer given is negative,,,,,,,,,,,,,,wat's right??????? ...

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a conveyor belt making an angle of pi/6 with the horizontal moves up with a speed of 3m/s.A box is gently placed on it.find how far the box will move on the belt before coming to rest,if the coffecient of friction between the ...

Hiiii!!! My general rank is 33000 but my girl's rank is 5828.I want to ask while counselling,they'll consider which category girl's or general.How much reservation is there for girls in UPTU and am I eligible for it. please h ...

This is a little bit easier than the previous Induction qn: The problem may be familiar to some - it is from an old Hungarian Olympiad (a1,a2,a3,...,an) is a permutation of (1,2,3,...,n). n is an odd integer Prove that (a1-1) ...

As the heading says, I am looking for an MI proof only for this: (its relatively easy otherwise) p≥3 is an integer and a and b are roots of x2-(p+1)x+1. Prove that for all natural numbers n, an+bn is not divisible by p. ...

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1. suppose the potential difference b/w the plates of a capacitor is increased by 20% , the energy stored in capacitor increases exactly by ----------- 2.if the potential difference b/w the plates of a capacitor is increased ...

find the nth term of the series 2.2+4.22+7.23+11.23+16.2^5................................ ...

is racemic mixture a chiral object ...

what is the use of stabilisers????????? ...

some doubts: 1. why does basicity and nucleophilicity decrease across a period?? 2. why are para products preferred in low temperatures in phenolic reactions?? 3. explain mechanism of this reaction: R-Br + Ag20 → R-O-R ...

You have won yourself a Travel Voucher (2 Night 3 Day vacation in Goa!) and accelerate IIT, accelerate AIEEE, accelerate BITSAT and accelerate WBJEE products as prizes for All India Testing Carnival! The holiday voucher is be ...

please answer the question with theoretical explanation a body of mass m moving with accleratoin a1 is observed by an observer moving with accleration a2.in the fbd drawn for the body by the observer, what is the magnitude of ...

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I have posted the recording in my blog http://entrance-corner.blogspot.com/ Here is the direct link for the conversation http://entrance-corner.blogspot.com/2009/06/phone-conversation-between-iitian-and.html It would be gr8 i ...

If f(x)+f(x+a)+f(x+2a)...f(x+na)=0,where a>o,, then the period of f(x) is what? a> a b> (n+1)a c> a/(n+1) d> Non-periodic Please show me the method, sir. ps.:by the way, nishanta sir, i found your techniques to ...

Q. If f(x + f(y)) = f(x) + y for all x and y belonging to R, and f(0) = 1, then what is f(7)? Ans. Method 1: f(x + f(o)) = f(x)+0 or f(x+1)=f(x). so, f(0+1)=f(0)=1=f(1). similarly, f(1+1)=f(1)=1=f(2) . . . . so, f(7)=1. Mehto ...

What will the graph of following fuction look like: f(x)= sinx /(√1 + tan2x) + cosx/(√1 + cot2x) ? I simplified the above expression and it came , according to me, dow to f(x)= sin(2x). However, the answer is not similar ...

Aperfectly elastic particle is projected with a velocity V in a vertical plane through the line of greatest slope of an inclined plane of elevation θ . If after striking plane the particle rebounds vertically, show that it w ...

hi i hv got a score of 167 in aieee.. my state rank is 484(TN) my air is 23k,,,, can i get into mech engg from nit t i think it would be difficult for me to get in other nit's as my air is very low(or rather high!!) suggest m ...

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 ...

wht does SeO2 do..?????? ...

*Image* ...plzzzsolve q 10...top most ...

3sinθ-4cosθ=5,3cosθ+4sinθ=? ...

Summation of tan-1(1 / 2n+21-n) frm n=1 to infinity equals ? sorry for written question,my latex is not working! ...

can someone give me the examples of hydrophobic and hydrophilic groups .....????????? ...

*Image* The length of the rod is L. ...