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A disc of radius R is cut from a disc of radius 2R such that the edge of smaller disc touches the edge of original disc. What will be the centre of mass of left plate. ...
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Point A moves uniformly with velocity 'v' so that the vector 'v' is continually "aimed" at point B which in its turn moves rectilinearly and uniformly with velocity u<v. At the initial moment of time v perpendicular to u a ...
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Equal volumes of acid, 1M HA and acid 1M HB are mixed. Ka for acids are respectively, 10-4 and 4*10-4. Find the pH of the resultant solution. ...
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Q. If a+ b+ c=0, where a≠b≠c, then a2/2a2+bc + b2/2b2+ac + c2/2c2+ab is equal to (A) 0 , (B) 1, (C) -1 , (D) abc ...
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1) find the no of right angled triangle with integer sides and inradius 2008 2) evalute this limit \lim_{x\rightarrow \infty }((x-1)(x-2)(x+3)(x+5)(x+10))^{1/5}-x ...
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*Image* my actual doubt : do we hav dese above mentioned name reacns in JEE syllabus ??? ...
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\lim_{n\rightarrow \infty }(\left(n^{2}-n^{3})^{1/3}+n \right) not my doubt......found it gud ...
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Find the value of cos(Î /14).cos(3Î /14).cos(5Î /14) using complex numbers. ...
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Q) A point charge Q is placed at a distance 'a' above a horizontal plate which is infinitely large. find the flux passing through the horizontal plate? ...
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Structures of (SiH3)3N and (CH3)3N are the different - Why? ...
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*Image* QUESTION 2 >WHICH OF THE COMPOUND HAVE HIGHEST DIPOLE MOMENT? ...
