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find the value of : *Image* ...

15 identicle capacitances each of 1uf are conected in a hexagonal network ABCDEF such taht each vertex is connected with each of the others directly by 1uf cap...the cap and wires r insulated from each oder(imagine ech of the ...

Could someone please solve the questions given below : Evaluate: n-->infinity\sum_{r=1}^{n}\frac{r}{4r^2+1} Prove that if f(x)=lim\, n--->infinity(x^{1/n}-1) then f(xy)=f(x)+f(y) the second questions seems incorrect to ...

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this question may come(my intuiion) as comprehension in jee 2010 *Image* ...

The incorrect statement/s w.r.t isothermal reversible expansion of an ideal gas from among the following is/are : (a) The change in Entropy of 1 mole of an ideal gas is given by ΔSsys = R ln V1/V2 (b) ΔSsurr = - qrev/T (c) ...

~~~~Hi every 1~~~~ I m making this topic to discuss on the pattern of JEE 2010 please share your views about the pattern of JEE 2010 that u expect ....... experts / mentors also participate please!! ...

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Can any one provide me a link for free ebook download of dc pandey mechanics 1&2 ...

this thread is intended just 2 check our relative performance so post u're scores here ...

IF THERE R N PTS ON A CIRCLE THEN HOW MANY TRIANGLES R FORMED INCLUDING THE SMALLER TRIANGLES. ...

This is not any biggie.....not my doubt, just wanted to post something after a long time...lol Find all positive solutions of the system of equations.... a+b+c+d=12 abcd=27+Σab ...

A quadrilateral has sides 2,3,9....diagonals are at rt.angles. Find all possible values of the 4th side.... ...

An annular ring of internal and outer radii r and R respectively oscillates in a vertical plane about a horizontal axis perpendicular to its plane and passing through a point on its outer edge. Calculate its time period. ...

Calculate the n-factor of K2MnO4 in acidic medium ...

3 > How many quadratic eqn. are possible such that it remains unchanged even after its roots are squared ? ( this is one of my favourite questions ever !!!!!!!!!! ) ...

*Image* please solve the problem...it looks odd... ...

What is the minimum number of pairwise comparisons needed for identifying the largest, IInd largest & IIIrd largest elements out of 128 objects? ...

Arrenge the fllowing ions in correct order of decreasing nucleophilicity in non polar solvent OH- ,NH2- ,F- ,CH3- ...

Do you think a score of 213 is enough to clear NSEC ? ...

today is the 122nd birthday anniversary of the man who knew infinity the indian mathematical legend Srinivasa Ramanujan *Image* read more here http://en.wikipedia.org/wiki/Srinivasa_Ramanujan ...

2 > If a , b are the roots of x2 + px + q = 0 , and they are also the roots of the eqn. x2n + pn xn + qn = 0 , then prove that a / b and b / a are the roots of the eqn. xn + 1 + ( x + 1 )n whenever n is an even integer , a ...

Some very easy quad sums , hope everyone gives a different process ------------- 1 > If ( x - a ) ( x - b ) = k has the roots c , d ; then roots of the eqn. ( x - c ) ( x - d ) + k = 0 are -- ...

Q : 2 H2 + O2 → 2 H2O This reaction is exothermic in the forward direction: 2 H2 + O2 → 2 H2O + 285 kJ but endothermic in the reverse direction: 2 H2O + 285 kJ → 2 H2 + O2 Consider a general reversible reaction such as: ...

A tube of length 30 cm has its inner lateral surface blackened.Two lenses of focal length 10 cm and 20 cm are fixed at the end of the tube.for the same beam intencities on the screen are I1 and I2 for arrangement 1 and 2 resp ...

*Image* Using KIRCHOFFS laws calculate the PD across 8Ω resistor ...

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hello guys..... ....the ones who are taking ICP (intensive contact programme) of FIITJEE for IITJEE 2010 are requested to reply here...so that we can get some information about the course and faculty it provides !! i think th ...

Find the greatest common divisor of the following terms . 2mC1 , 2mC3 , 2mC5 ...... 2mC2m - 1 (Hats off to anyone who does this !!!!!! ) ...

Which postal series is good I saw a lot of postal series in mtg magazine which would be more helpful fot iit preparations? ...