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Four snails having velocities different in magnitude and direction move in a plane. Out of six encounters possible,five have already taken place. If it is given that the line paths of any three are non concurrent and they mov ...
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Find out integers such that (a+b+c+d)2=a3+b3+c3+d3 Let me make it simpler .. find integers so that (a1+a2+a3...an)2=a13+a23+a33...an3 ...
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The Number of triangles which are obtuse and which have the points (8,9),(8,16),(20,25) as the feet of perpendiculars drawn from the vertices on the opposite sides is a)0 b)1 c)2 d)3 ...
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$Find Max. and Min. value of $\sqrt{x^3-6x^2+21x+18}$\\\\ Where $x,y\in R$ and $-\frac{1}{2}\leq x\leq 1$ ...
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the metals K and Mg both forms oxide but nly Mg forms nitride , when both burn in air ?..why?? 2) is the solubility in 1a grp increases and in 2a grp decreases???if so y?? ...
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Write in increasing order the values of Heat of Hydrogenation of these compounds. Explain PLZ *Image* ...
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Figure below shows six concentric conducting spheres A,B,C,D,E and F with radii R,2R,3R,4R,5R and 6R respectively.Conducting spheres B and C & D and E are connected using conducting wires as shown in figure.Find the equivalen ...
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it was found the the winding radius of a tape on a cassette was reduced by half in time t1 = 20. in what time will the winding radius will be reduced by half again? ...
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1.species having highest electron affinity: a)O b)F- c)Cl- d)O- ans given O,shudnt it be O-? adding more.. 2.if a+3b+2c=12,then max value of 6bc(1+a)+a(3b+2c) is a)112 b)115 c)102 d)92 ...
