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Point charges q and --q are located at the vertices of a square with diagonals 2l as shown . Find the magnitude of the electric field strength at a point located symmetrically with respect to the vertices of the square at a d ...
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What is octane number concept ? Help me calculate octane numbers of n-octane,n-heptane,n-nonane ...
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1.A point charge is placed at the origin.Calculate electric flux through the open hemispherical surface:...... {x-a}2+y2+z2=a2;x≥a Ans.q/2ε0*{1-1/ 2 ) 2.A point charge is located on the axis of a disc of radius R at a dist ...
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1)RCOCl +N3H/Δ/H2O → 2) *Image* + Cu2+/O2 → ...
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1)RCOCl +N3H/Δ/H2O → 2) *Image* + Cu2+/O2 → ...
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Let f:R→R be a differentiable function such that f(x)=x2+e-x∫01 et f(t) dt q1 f(x) increases in ? q2 Value of ∫01 f(x) dx ...
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Let f:R→R be a differentiable function such that f(x)=x2+e-x∫01 et f(t) dt q1 f(x) increases in ? q2 Value of ∫01 f(x) dx ...
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MORE ADDED1.A beaker containing water is balanced on a pan of a common balance.A solid of specific gravity 1 and mass 5 g is tied to the arm of the balance and immersed in the water of the beaker.The scale pan with the beaker ...
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Which is better IITs or IIMs? Placements/infrastructure/Academics etc ...
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1)Find the number of solutions of the equation *Image* here [.] is greatest integer function 2) evaluate - \int_{0}^{1}{(1+e^{-x^2}})dx 3) \textup{if }I_n=\int_{0}^{1}e^x(x-1)^n \textup{dx} \textup{ and } I_p=24e-65 \\\textup ...
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Two 20-g flatworms climb over a very thin wall, 10 cm high. one of the worms is20 cm long the other is wider and only 10 cm long. Which of them has done more work against gravity when half of it is over the top of the wall? W ...
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Let f(x)=\begin{Bmatrix} 1-\left|x \right| & \left| x\right|\leq 1 \\ 0& \left| x\right|\geq 1 \end{Bmatrix} and g(x)=\left| f(x+1)\right|+\left| f(x-1)\right| Number of points where g(x) is discontinuous ? ...
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q1 \lim_{x\rightarrow \infty}[\sqrt{x+\sqrt{x+\sqrt{x}}}-\sqrt{x}] q2 \lim_{x\rightarrow 0}\frac{e^{tanx}-e^x}{tanx-x} ...
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*Image* Two discs of masses M and M/4 having radii R andR/2 resp. are kept on a smooth horiontal surface. The larger disc has a freely moving axle pivoted through its centre. the smaller disc having light thread wrapped over ...
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q1 \lim_{x\rightarrow \infty}[\sqrt{x+\sqrt{x+\sqrt{x}}}-\sqrt{x}] q2 \lim_{x\rightarrow 0}\frac{e^{tanx}-e^x}{tanx-x} ...
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*Image* A loon the loop apparatus is made of quadrant of radius 4r joined to semi circle of radius r as shown. the track is frictionless and a small particle of mass m slides down starting from the highest point A of the quad ...
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q1 \lim_{x\rightarrow \infty}[\sqrt{x+\sqrt{x+\sqrt{x}}}-\sqrt{x}] q2 \lim_{x\rightarrow 0}\frac{e^{tanx}-e^x}{tanx-x} ...
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hey, how was the ppr, how much u guyz expecting?? ...
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find the values of k for which l x-1l + l x -2 l + lx + 1 l + l x +2 l = 4k has integral solutions ans in my book is 2 , 3 ,4 ,5 ..............why not one? ( matrix match type) srry i hv edited it now ..........plz proceed no ...
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The allowed energy for the particle for a particular value of n is proportional to A) a-2 B) a-3/2 C) a-1 D) a2 ...
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q1 Find intervals of continuity,differentiability 1) sin-1( 1+x2/2x ) 2) [x[1-x]] [.] denotes Greatest Integer function q2 Find Domain and range 1/[sinx] q3 f(x) and g(x) are twice differentaible functions in [0,2]. If f"(x)= ...
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*Image* Indicate the bond energies of C-H bonds indicated by a, b ,c in ascending order. Please give reasons. ...
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*Image* Indicate the bond energies of C-H bonds indicated by a, b ,c in ascending order. Please give reasons. ...
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*Image* Indicate the bond energies of C-H bonds indicated by a, b ,c in ascending order. Please give reasons. ...
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*Image* Indicate the bond energies of C-H bonds indicated by a, b ,c in ascending order. Please give reasons. ...
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q1 Let an=5n+7n and \Delta =\begin{vmatrix} a_{n+1} &a_{n+2} &a_{n+3} \\ a_{n+4} &a_{n+5} &a_{n+6} \\ a_{n+7} & a_{n+8} & a_{n+9} \end{vmatrix} then Δ= ? q2 Let \ f_k(x)=\int_{0}^{x}{(a_kt^2+b_kt+c_k)dt} \ for \ 1\leq k \leq ...
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hey fr9ds long time i posted any question so here is 1 lets take a rod rotating abt a hinge so my question is around which pnt is the rod rotating abt its hinge or abt the com it can also be said to be rotating abt the com as ...
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The coefficient of friction between an insect and a hemispherical bowl of radius r is \mu . The maximum height to which the insect can crawl in the bowl is A) \frac{r}{\sqrt{1+\mu ^{2}}} B) r\left[1-\frac{1}{\sqrt{1+\mu ^{2}} ...
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C1=y2=4ax C2:the curve obtained by rotating the C1 120° in anti-clokwise direction C3: refllection of c2 wrt y=x S1 and s2 ,s3..are focus of the curves Q1.find the parametric eqn of C2 Q2.area of ΔOS2S3 Q3. AREA BOUNDED BY ...
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hey fr9ds long time i posted any question so here is 1 lets take a rod rotating abt a hinge so my question is around which pnt is the rod rotating abt its hinge or abt the com it can also be said to be rotating abt the com as ...
