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wats a gud score in manipal....? ...
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compare the basicities of NH2- and OH-. ...
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1, 1, 2, 2 - tetrabromoethane on treatment with Zn dust yields an 1. alkene 2. alkane 3. alkyne 4. haloalkane ...
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*Image* select acidic hydrogens in ABOVE structure ...
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please explain with reasons *Image* ...
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1.the real value of 'c' so that an tangent from a point on x^{2}+y^{2}+10x-8y +c^{2}-32 to x^{2}+y^{2}+10x-8y +2c^{2}-41=0 of length √40. a.25 b.5 c.4 d.does not exist. 2.AB is a focal cord of y^{2}=4ax with the point A cor ...
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Odd one out : 1) carrot radish potato sweet potato beet 2) bean grapes carrot banana tomato 3) lake pond pool tank brook ... i'll post more as soon as i get more !! ...
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Which pair of species have same percentage of carbon ? HCOOCH3 and C12H22O11 CH3COOH and C6H12O6 CH3COOH and C2H5OH C6H 12O6 and C12H22O11 how ...
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A particle is moving with a velocity \overrightarrow{\mathbf{v}_0} when starting at t=0, a constant force starts to act on it. As a result, at t=t0, its speed becomes \dfrac{v_0}{2} , and at t=2t0, its speed becomes \dfrac{v_ ...
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Take a system of two conductors of any shape and size with charges Q1 and Q2 and potentials V1 and V2.Let q be the charge that would flow from the conductor when they are shorted.Prove that the quantity q/(V1-V2) is a constan ...
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A reaction A + B C + D. Initially, we start with equal concentration of A and B, At equilibrium we find the moles of C is two times of A. What is the equilibrium constant of the reaction? 1/4 2 4 1/2 xplain clearly ...
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Which among the following substances is not ferrimagnetic? Mg Cr Zn . Fe what is ferrimagnetic..... ...
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i am getting 160 out of 300 in wbjee. ANYONE OF YOU HAVE ANY IDEA OF THE RANK / COLLEGE [with stream] THAT I CAN GET ...?? pls dun guess wildly .... pls relpy if u all know for sure .... ...
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Q 1.60g of a metal were dissolved in HNO3 to prepare its nitrate. The nitrate on strong heating gives 2g oxide. The equivalent weight of metal is (A) 16 (B) 32 (C) 48 (D) 12 62. A metal oxide has 40% oxygen. The equivalent we ...
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Which of the following is not a synthetic fibre ? 1. Rubber 2. Nylon-6 3. Nylon-6, 6 4. Nylon-6, 10 ...
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which of the following is not an intensive property vapour pressure internal energy specific heat refractive index give reason..............is ans vapour pressure? ...
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if 2x+3y+12=0 and x-y+4λ=0 re conjugate wrt to parabola y2=8x thn value of λ? ...
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any idea whether following topics are in bitsat syllabus : 1. binary operations 2. semiconductors 3. satellites and communication ...
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I am not posting for fun pls solve this .this is 2004 K-Cet exam question 0.573757375737........=??????? 1) 284/497 2)284/495 3)568/999 4)567/990 Please solve this and tell me any method behind this. ...
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Let a,b,s be in A.P. and (b-c)x2+(c-a)x+(a-b)=0 and 2(a+c)x2+(b+c)x=0 have a common root then.... a) a2,b2,c2 are in G.P. b) a2,b2,c2 are in A.P. c) a2,c2,b2 are in A.P. d) a2,c2,b2 are in G.P. PLzzzzzz GIVE the FuLl SolUTiOn ...
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A spherical ball in hung in a string of length l and is kept in a car moving wid a velocity v. The car suddenly stops and the ball moves in a circular path. If T is the tension @ the highest pt. is twice the wt. of the ball, ...
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we know viscous force is 6 (pi)nrv so do we ve viscous force acting b/w layers even if there is no relative motion ...
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q if a deforming force is applied to the rubber n it is suddenly removed wat ll happen to energy /ll it be absorbed or released while regaining its shape (rubber is perfectly elastic) ...
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q1 when a glass capilliary tube is dipped at one end of the water .water rises in the tube .the gravitational potential energy is increased .is it a violation of conservation of energy? q2 if a mosquito is dipped in water n r ...
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\frac{4}{19}+\frac{44}{19^{2}}+\frac{444}{19^{3}}+......infinity ...
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in case of a soap film it s said tht surface tension act at exactly two surfaces cud someone elaborate this thing . i m unable to visualize the things ...
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the inverse of point (1,2) wrt to circle x2+y2-4x -6y +9=0 is? (1,1/2) (0,1) (1,0)() (2,1) ...
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when a metal wire elongates by hanging a load on it , the gravitational potential is decreased then a)this energy completely appears as increased kinetic energy of the block b)this energy completely appears as incresed potent ...
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*Image* ...
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Hey, does anyone know the mechanism of swarts reaction ???? it is given in NCERT XII but the mechanism is not given , not even in morrison, paula bruice or peter sykes! Please HELP. ...