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(sin ( x ) + sin2 x ) (cos ( x ) + cos2 x ) > 0 ...

NaSO4 n Na2SO4 are alloys isomers isomorphous system polymorphous system ...

What is common tangent,(if any) for the curves y2 =8x and x2/4 +y2/9 =1? How do u approach such problems in general? ...

which is most basic among the following? MgO Na2O CaO Al2O3 how u will decide,,,,,,,,,,,,xplain me...... the maximum number of hydrogen bondsthat can be formed by a molecule of water----------- ...

Pb3O4 + HNO3 What will be the products ?? One option was it remains unreacted. Other options were asking which oxide remains unreacted and which nitrate will be formed ?? ...

Hey can anyone pls tell me somethin about normal and poissons distributions ........just some basic stuff cause i cant find anything about them... ...

A:we can shield a body from gravitational influence of nearby matter by putting it inside a hollow sphere or some other means. R:We can shield a charge from electrical forces by putting it inside hollow conductor this is not ...

a thin nonconducting ring of radius R has a linear charge density f=f0cosα , where f0 is a constant , α is the azimuthal angle . find the electric field strength at the centre of the ring . CAN sombody tell me what is the a ...

In nonstretchable strings mechanical waves are always transverse , that too when the the string is under tension .Explain why?? I am sorry if i have posted this question in "mechanics" !! i don't know where to post the waves ...

*Image* Determin the ph of the aqeous soln of CLC6H4NH3CL KBCLC6H4NH2 ...

Two planes I and II bomb a target in succession. The probabilities of I and II scoring a hit correctly are 0.3 and 0.2, respectively. The second plane will bomb only if the first misses the target. The probability that the ta ...

HCV(CIRCULAR MOTION) WORKED OUT EXAMPLE-12 HOW TO RESOLVE TENSION ALONG RADIUS OC.? ...

5g of alumunium treated with excess of dilute HCl ,the volume of hydrogen evolved at STP in dm3 Ans is 6.22......can u tell me how euql masses of zinc n bromine were allowed to react till completion of reaction to form ZnBr2 ...

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when are aieee test 3 results ...

a photo cell is illuminated by a small bright source placed1m away , d number of electrons emmited by photocathode wud ...

if a(x) is the solution of \frac{dz}{dx}-\frac{2}{x}z=\frac{2}{3}x^{4} and z(1)=2/9. then find the value of z(-1) ...

if x^{2}-2xcos\theta +1=0 find the value of x^{n}(2cosn\theta -x^{n}) where n is a natural number ...

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which of the following symptoms are likely to affect an astronaut in space?? a)swollen face b)swollen feet c)headache d)orientational problem ...

we know that electric lines of force never intersect but do they touch each other ? if yes , please give an example ; if no please give the explanation !! ...

A BODY OF MASS 2 KG IS LYING ON A ROUGH INCLINED PLANE OF INCLINATION 30 DEGREES.FIND MAGNITUDE OF FORCE PARALLEL TO INCLINE NEEDED TO MOVE BLOCK DOWN THE INCLINE.COEFFICIENT OF STATIC FRICTION=0.2 ...

Find the forces on the block blocks (including friction) The friction between the lower and upper block is N and lower and ground is n *Image* ...

ax+by+ c can be a normal to xy=1 if a] a>0 , b<0 b]a<0 , b>0 c] a and b are of opposite signs d] a=0 , b=0 ...

\huge THIS\; ONE\; I \; DID\; NOT \; GET \huge FIND THE PARTICULAR INTEGRAL OF y^{''}-y^{'}-2y=sin3x ...

if e and d are the eccentricities of a hyperbola and its conjugate hyperbola , then \frac{1}{e^{2}}+\frac{1}{d^{2}}=? ...

I=\int_{0}^{\frac{\pi }{2}}{\frac{(acosx+bsinx)}{sinx+cosx}} find the value of I ...

if p and q be the perpendiculars from the angular points A and B on any line passing through the vertex C of the triangle ABC, then prove that a2p2+ b2q2 - 2abpq cos C = a2b2 Sin2 C ...

if f(x)=\int_{0}^{x}{e^{-t^{2}}t^{3}}dt find f(1) ...

f(x)=5x^{3}-30x^{2}-75x+3 find the interval to which x belongs such that f(x) is decreasing for all real x. ...