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Multianswer correct Q. According to Charles law (A) V is prop to 1/T at const pressure (B) ( dV/dT )P = K (C) ( dT/dV )P = K (D) [ 1/T - V/T2 ]P = 0 ...

If n is a odd integer greater than 3,but not a multiple of 3.Prove that x3+x2+x is a factor of (x+1)n-xn-1 ...

The B-X distance is shorter than what is expected theoretically ? X=Cl,F,Br,I Is it due to back bonding ? ...

how many moles of periodate is used in oxidation of 1. glucose 2. fructose i.e. how many bond lceavages will occur????? ...

(1)The value of [(2009!+2006!) /(2008!+2007!)] here [.] denote greatest integer function. ans: (a) 2009 (b) 2008 (c) 2007 (d) 1 ...

IF FRICTION AND NORMAL FORCES ARE COMPONENTS OF CONTACT FORCES [as given in HC Verma ],then when horizontal component [ ie friction ] increases , vertical component [ ie Normal force ] decreases ..therefore they should be ind ...

I asked this same question about 7 months back..Didnt get a reply Asking again..... In case of 2,4-dinitoalkylbenxene ,if NH4HS or Na2S is used as reducing agent,nitro group at para position is reduced ,while if SnCl2/HCl is ...

Let P(x) be a polynoimial of degree n with real coefficients and is non negative for all real x,tehn prove that P(x)+P'(x)+...+Pnx is non negative for all x ...

Hello! The NSEA will be held soon and I wanted some sample questions. Please help. ...

Your friend has two children. You meet one of them and find out that he is a boy. What is the probability that the other child is a girl? P.S. - A child can only be a boy or girl ...

hey cud u pls tel me abt d thrsday n friday clases. ...

A nice question from a book I downloaded today..and I have become an addict Given a circle of n lights, exactly one of which is initially on, it is permitted to change the state of a bulb provided one also changes the state o ...

Let a,b,c,d be real nos. in G.P. If u,v,w satisfy the equations : u+2v+3w=6 4u+5v+6w=12 6u+9v=4 then show that the roots of the equation ( 1/u + 1/v + 1/w )x2 + [(b-c)2 + (c-a)2 + (d-b)2]x + u+v+w = 0 and 20x2 + 10(a-d)2x - 9 ...

""Not my doubt ,just a good question[1]"" In a n sided regular polygon the probablity that two diagonals chosen random will intersect inside the polygon is ??? ...

Please explain the following.....how it's working. Suppose a curve 3x2-y2-2x+4y=0 has all chords subtending a right angle at the origin. Let equation of chord be lx+my=1 To make the equation of the curve HOMOGENEOUS 3x2-y2-2( ...

A random point is unifomly distributed in a square of side length 1 unit. Q1 Find probablity thta distance of A from nearest side doesnt exceed x (x<1/ 2 ) Q2 Find probablity thta distance of A from centre does not exceed ...

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Given 1∫2 ex2 dx = a , Find the value of e∫e4 √(logex) dx . ...

Please explain the following.....how it's working. Suppose a curve 3x2-y2-2x+4y=0 has all chords subtending a right angle at the origin. Let equation of chord be lx+my=1 To make the equation of the curve HOMOGENEOUS 3x2-y2-2( ...

Find the number of ways in which a batsman can score 14 runs in 6 balls not scoring more than 4 runs in any ball Ans:19C5-614C5+159C5 ...

How many six digit numbers can be formed in decimal system in which every succeeding digit is greater than previous digit ? Ans:9C3 ...

Find the number of ordered pairs (m,n) (m,n ε {1,2,3..20})such that 3m+7n is a multiple of 10 ...

This is to everyone... The latex engine we were using was from codecox... somehow their site has recently become very unstalbe and is down most of the time.. We are trying to look at good alternatives and will get this proble ...

find minimum no of charges to be embedded in walls of a cube for the stable equilibrium of a charge in the centre of cube ( i want ans from all of targetiitians plz ) all charges are of same sign ...

Show that the equation A2/x-a + B2/x-b +....+ H2/x-h =x+λ where A,B,C...a,b,c...λ are real numbers,cannot have complex roots. ...

acetone+conc. H2SO4 +uric acid=??????????? ...

1) Of the charge Q on a tiny sphere, a fraction @ is to be transferred to a second , nearby sphere. The spheres can be treated as a particle. What value of @ maximizes the mag F of the electrostatic force b/w the two spheres? ...

Show that all the roots of equation zncosθ0+zn-1cosθ1+....+cosθn=2 where θ1,θ2...θn εR lies outside the circle lzl= 1/2 ...