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The number of natural numbers less than 2.104 which can be formed with digits 1,2,3 only are ? ...

If tan5x + tanx + 1 = 0, find the value of tan x + cosesc2x ...

A solid conducting sphere having a charge Q is surrounded by an uncharged concentric conducting spherical shell. Let the potential between the surface of the solid sphere and that of the outer surfacel be V.If the shell is no ...

*Image* +Cl2→ ??? temp=800K At high temp,allylic substitution takes place na ?? plz confirm ...

A mass spring system oscillates such that the mass moves on a rough surface having coefficient of friction μ.It is compressed by a distance a from its normal length and on being released it moves distance b from equilibrium ...

Ques1) Solve the integral *Image* ...

*Image* ...

*Image* The track is frictionless. The block B of 4kg is lying at rest & block A of 2kg is pushed along the track with some speed. The collision between A & B is perfectly elastic. With what velocity should A start such that ...

Determine all functions (from R → R) \boxed{xf(x+xy)=xf(x)+f(x^2)f(y)} FOR ALL REALS X,Y..... ...

if a charged particle goes unaccelerated in a region containing electric n magnetic fields, a > E must be perpendicular to B b > v must be perpendicular to E c > v must be perpendicular to B] d > e must be equal t ...

*Image* anyone finding the area....pls upload a graph too... ...

∫[tan-1x] from -10 to 10 []→ denotes gratest intiger funtion ...

Is it possible to number the 8 vertices of a cube from 1 to 8 in such a way that the value of the sum on every edge is different? ...

If a ,b and c are unit vectors,then show that 0≤ \left|\vec{a}-\vec{b} \right|^{2}+\left|\vec{b}-\vec{c} \right|^{2}+\left|\vec{c}-\vec{a} \right|^{2}\leq 9 \left|\vec{a}-\vec{b} \right|^{2}+\left|\vec{b}-\vec{c} \right|^{2 ...

Ques1) A triangle with sides 5,12 and 13 has both inscribed and circumscribed circles. The distance b/w the centres of these circles is (a)2 (b) 5/2 (c) 65 (d) 65/2 Ques2) Given A(0,0) , ABCD is a rhombus of side 5 units wher ...

If a,b are the roots of x2+px+1=0 and c,d are the roots of x2+qx+1=0 then show that q2-p2=(a-c)(b-c)(a+d)(b+d) ...

what is heterogenius catalysis ???????????????????????? ...

what are fermions ??????????????????give examples ...

giv 4 applications of lateral inversion ...

*Image* all who wish to give their greetings to the great teachers....just post it here ...

hey guys can u explain this line which is from HCV...transfer of heat..the blackbody radiation part.... the radiations emmited inside a contained maintained at constant temperature r black body radiations.. ...

*Image* Ques1) In the figure shown above, a thin glass rod forms a semicircle of radius r = 5m. Charge is ubiformly distributed along the rod with +q in the upper half and -q in the lower half. What are the amg and direction ...

give 4 application of lateral inversion. ...

Ques1) A particle is moving with a const speed in a circular path. Show thatn the ratio of avg velocity to it's instantaneous velocity when the particle describes an angle theta = pie/2 is 2 2 / pie. ...

1. plane moves due east at 60 km/h over a city X at a certain time. 12 mins lateranother plane takes off from the station Y which is 40 km due north of the city and flies 37° south of east . if both maintain their direction ...

a uniform circular disc of radius R is placed on a frictionless horizontal plane .another identical disc rotating with angular velocity \omega _{0} is gently placed on the top of the first disc .calculate the time in which bo ...

why decrease in ionic character ,decrease in basic character in case of transition elements ...

the distance from the surface of earth at which the gravitational potential energy of a ball of mass m is half at of that at the centre of earth is radius-R ...

Suppose the complex number z satisfies the equation 11z^{10}+10iz^9+10iz-11=0 Prove that |z|=1 . ...

At what point does the function f(x)=(ax+b)/(cx+d) has no maxima or minima ...