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The total number of cyclic structures as well as stereo isomers possible for a compound with the molecular formula C5H10 is ...

Statement 1: f(x) = \left | x \right |cosx is NOT differentiable at x=0 Statement 2: Every Absolute value functions are NOT differentiable. EXPLAIN YOUR ANSWER. ...

Q. A radioactive nuclide A_{1} with decay constant \lambda _{1} transform into a radioactive nuclide A_{2} with decay constant \lambda _{2} . Assuming that at the initial moment the preparation contained only the radio nuclid ...

Q. For some Natural No. N the no. of positive integral 'x' satisfying the equation 1! + 2! + 3! + ....... + (x!) = (N)2 is: A) None B) one C) two D) infinite I've found the values of x as 3 and 1. So total of 2 values is poss ...

in u tube of area of cross sections of left and right limb as 2.5 cm2 and 5cm2 respectively is fille dwith water upto some height.100 cc of liquid of specific gravity 3/4 is poured into a)left limb b)right limb Find depressio ...

Lim\; n\to \infty \; \frac{1}{n^{2}} \; \sum_{k=0}^{n-1}\: \: \begin{bmatrix} k\int_{k}^{k+1}((x-k)(k+1-x))^{1/2} \end{bmatrix} A) π/32 B) π/16 C) π/8 D) π/4 ...

Find: \lim_{x\to\infty} \left(\dfrac{ex}{2}+x^2\left\{\left(1+\dfrac{1}{x}\right)^x-e\right\}\right) Note that {.} is NOT the fractional part. ...

Positive value of a so that the definite integral \int_{a}^{a^{2}} \frac{dx}{x+x^{\frac{1}{2}}} achieves the smallest value is: A) tan2(Ï€/8) B) tan2(3Ï€/8) C) tan2(Ï€/12) D) 0 ...

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

Which of the following compounds undergo easy decarboxylation? (a) *Image* (b) *Image* (c) *Image* (d) *Image* ...

Grignard reagent A and a haloalkane B react together to give C. Compound C on heating with KOH gives a mixture of two geometrical isomers D and E of which D predominates. C and E have same molecular formula and C gives 1-brom ...

*Image* THE PRODUCT IS AN AMINE TRUE/FALSE ????? ...

Identify the major product (3) formed in the following sequence of reactions. *Image* (a) *Image* (b) *Image* (c) *Image* (d) Both b and c ...

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If (x1,y1) and (x2,y2) be the two vertices of an equilatera triangle then the third vertex is x=( (x1+x2)+ 3 (y2-y1)) / 2) y=( (y1+y2)+ 3 (x1-x2)) / 2) Can someone give me he proof for this theorem?plz ...

In a progressive wave in a string, consider an element. Mechanical energy of an element is constant. -----> TRUE/FALSE ????? ...

The image of a small electric bulb fixed on the wall of a room is to be obtained on opposite wall 3m away by means of large convex lens.What is the maximum possible focal length for this purpose ?? ans:75cm but m not able to ...

True/ False: If f is differentiable then f\left | f \right | is also differentiable. Give Reason. ...

guys mine was ok-ok..! not very gud and not very bad..! ...

f(x)=(x^{2}-1)\left | x^{2}-3x+2 \right | + cos\left | x \right | is NOT differentiable at x= A) -1 B) 0 C) 1 D) 2 ...

MULTI Q. Specific heat of a substance can be (a) finite (b) infinite (c) zero (d) negative ...

*Image* *Image* ...

Equation of angle bisector of the lines 3x+4y-1 =0 and 12x+5y-3=0 containing the point (1,2) is A) 3x + 11y - 4 =0 B) 99x - 27y - 2 =0 C) 3x + 11y + 4 = 0 D) 99x + 27y - 2 = 0 ...

Q. The position vector of a particle is given by the relation \vec{r} = \vec{\alpha }(1-\gamma t+\beta t^{2}) , where \vec{\alpha } is a constant vector while \beta and \gamma are positive constants. Which of the following st ...

a solid cylinder of mass M is rolled horizontally on a rough surface with a force F acting on centre of mass (actually there is a diag but has just a cylinder horizontally rolling and F is acting towards right from centre.The ...

Consider the polynomials f(x) =a_1 +a_2x+a_3x^2+a_4x^4 and g(x) =b_1 +b_2x+b_3x^2+b_4x^4 where all coefficients are real It is known that \forall \ x \in \mathbb{R} \ \ [f(x)] = [g(x)] Is it necessary that f(x) = g(x)? ...

*Image* Q3. edit: word missing after tangential "acceleration" ...

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What is the largest sizer of earth for which it could have been a blackhole? ...

\\\textsl{let N be sum of all the roots of the equation }\left (\frac{1}{2x} -1 \right )^{2009}=-1\\ \textit{find the last digit of N} ...