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Today is the day when our beloved mentor Anant Sir a.k.a kaymant was born.. May God bless him with all happiness on this day! Happy Birthday Sir! [1] ...
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True or false: An electric line of force( i.e electric field) in the x-y plane is given by the equation x2 +y 2 =1 . A particle with unit positive charge, initially at rest at (1,0) in the xyplane, will move along the line of ...
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Ques 1) Figure (a) *Image* Three progressive waves A,B and C are shown in the figure. With respect to wave A, the wave C (a) lags behind the phase by \pi /2 and B leads by \pi /2 (b) leads in phase by \pi /2 and B lags behind ...
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Prove that 1)Limx--->0 loge(1+x)/x = 1. 2)Limx-->0 ax-1/x = logea, a>0,a≠0. In the second one,its 'a' to the power 'x' minus 1 divided by 'x' to give log 'a' to the base 'e'. ...
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CH3COCl + Nu- → CH3CONu +Cl- reactivity order of different nucleophiles towards this reaction is a. NH2- < CH3COO- < OH- b. CH3COO- < OH- < NH2- c. NH2- < OH- < CH3COO- d. CH3COO- < NH2- < OH- which ...
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1.a solid sphere,a hollow sphere and a disc all havin same mass and radius are placed at top of an incline and released such that friction coefficient is same for all and is not enough to allow pure rolling.least time to reac ...
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i have open this thread to discuss integration questions ... so post questions and we will discuss it........... ...
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Write in increasing order the values of Heat of Hydrogenation of these compounds. Explain PLZ *Image* ...
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How to find the wedge constraint using the method of "net Work done by internal forces (in a system) is zero. " http://targetiit.com/iit-jee-forum/posts/constraint-equation-471.html For example, in the below figure..suppose t ...
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find all roots of x4+x3+x2+x+1=0 including complex roots. ...
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How to find the wedge constraint using the method of "net Work done by internal forces (in a system) is zero. " http://targetiit.com/iit-jee-forum/posts/constraint-equation-471.html For example, in the below figure..suppose t ...
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If O be the circumcentre and O' be te orthocentre of ΔABC then prove that (i) OA + OB + OC = OO' (ii) O'A + O'B + O'C = 2 O'O (iii) OAsin2A + OBsin2B + OCsin2C = 0 bold lines signify vectors and 0 signifies nul vector!! plea ...
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Happy birthday sir ...
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might not be new info and is pretty useless... but thought I should let you know that JEE 11 will be conducted by IIT K so expect a nice paper in phy :) ...
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only problems not theory! ...
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Well, today our TargetIIT is completing its second year. Let's wish it all the best for coming future. ...
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1.If z is a unimodular complex number, prove that arg(z2 + conjugate of z) = 1/2 arg(z) 2.If \left|z \right| = 1 and z is a non real then prove that z can be expressed in the form of c + \iota /c - \iota where c is real .Also ...
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might not be new info and is pretty useless... but thought I should let you know that JEE 11 will be conducted by IIT K so expect a nice paper in phy :) ...
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"My dream has begun with a teacher who believes in me, who tugs and pushes and leads me to the next plateau, sometimes poking me with a sharp stick called truth." HAPPY TEACHER'S DAY TO ALL.... ...
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why moving charges create magnetic field please answer it soon explain at atomic level ...
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might not be new info and is pretty useless... but thought I should let you know that JEE 11 will be conducted by IIT K so expect a nice paper in phy :) ...
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Happy Bday to our mentor MANISH SIR [1] aaj sir ka bday hai *Image* ...
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I have a small doubt. suppose in a reaction of A4 B3 , A gains 3 e- and B loses 2 e- then what will be the n - factor of A4 B3 in that reaction ? i.e the ratio of Mol wt and equivalent wt ? and hence wat will be its euqivalen ...
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I have a small doubt. suppose in a reaction of A4 B3 , A gains 3 e- and B loses 2 e- then what will be the n - factor of A4 B3 in that reaction ? i.e the ratio of Mol wt and equivalent wt ? and hence wat will be its euqivalen ...
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hey guyes please help me out i have lot of conceptual confusions in electrostatics. 1. A charged rod attracts bits of paper due to polarizationin paer molecules but why they often jump violently away from it when touched by t ...
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Ques 1) If excess charge is placed on a spherical shell that is made up of conducting material, then the excess charge spreads uniformly over the external surface. Is this true in case if the shell is made up of NON CONDUCTIN ...
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Ques 1) If excess charge is placed on a spherical shell that is made up of conducting material, then the excess charge spreads uniformly over the external surface. Is this true in case if the shell is made up of NON CONDUCTIN ...
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Ques 1) If excess charge is placed on a spherical shell that is made up of conducting material, then the excess charge spreads uniformly over the external surface. Is this true in case if the shell is made up of NON CONDUCTIN ...
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SINCE ARKA(REEK) IS LEAVIN FOR TECHNOINDIA KOLKATA WISH HIM A HAPPY ADIEU ............. HAVE A WONDERFUL LIFE AHEAD ARKA !!!!!!!!!!!!!!!!!!!!!![123] [124][125][126][127][128][129] ...
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*Image* ...
