Recently Active Questions

I am not getting satisfactory replies from anywhere......... I havent seen the solutions,but even if i get the last rank 7000 or 8000 whatever ,I am going there.... After all stamp of IIT says it all....... or am I wrong? Sho ...

I recently came across a post in this forum abt guys having very little sleep. But my problem is just the opposite. I sleep too much. It is all ok till I have my dinner but just after dinner, I don't know why, I feel very wea ...

like in IIT we nead atleast 60% marks in board exams , what are th marks needed in aieee? ...

*Image* ...

Prove the following if x,y,z>0 \frac{2}{x+y}+\frac{2}{y+z}+\frac{2}{x+z}\geq \frac{9}{x+y+z} ...

can anyone explain Knee voltage w.r.t. diodes ...

which has greater tendency to form complex? a)lanthanoids b)actinoids PLease no weird answers,provide a suitale logic ...

arrange the following in order of their nucleophilicity ch3-1,OH-1,NH2-1,F-1,I-1 ...

*Image* ...

we know the shape of electric lines of force....we also know that they r imaginary...but wt is the basis of that shape?????gow can we say that they have that same shape????do v have a proof 4 it???? ...

In a society of n people, any two persons who do not know each other have exactly two common acquaintances, and any two persons who know each other don’t have other common acquaintances. Prove that in this society every per ...

i made up this question last nite,.,...so forgive me for languge error..... *Image* but i hopw u get the essence of the question ...

coeficient of coupling betwn two coils of self inductance L1andL2 is unity it means 50% flux of L1 is linkd wid L2 100% flux of L1 is linkd wid L2 (L1)^1/2 times flux of L1 is linkd widL2 none ...

*Image* I thot the Question says "in the lie of fall of the ball" meant there will be no deviation in the ray path and hence i wrote 12m/s [2] Can sum1 tell me wat is wrong in my thinkin as the ans given is 16m/s ...

for preparation of ammonia for nitrogen and hydrogen, the favorable conditions are(given it is endothermic process) ...

A body is allowed to slide on a frictionless track from rest position under gravity. The track ends into a circular loop of diameter D. What should be the minimum height of the body in terms of D so that it may complete the l ...

a letter is known to have come from either TATANAGAR or CALCUTTA on d envelope just 2 consecutive letters TA r visible d probability dat d letter has come from calcutta is? its soln is given in TMH but i dont understand can n ...

solve the differential equation (2y3+x)dy=ydx ,the curve passes through (0,1) ...

The length of the longest interval in which the function 3sinx-4sin3x is increasing, is ...

how to find the factor of a quartic equation?? ...

A man of mass 'm' stands on a platform of mass 'M' kept on a ice block (friction = 0). If the man walks on the platform with a velocity 'v' w.r.t the platform, the relative velocity of the platform, the relative velocity of t ...

hi all, i had some questions for BITSAT actually: 1. Any relative rating as to which one, VIT or BITSAT, is tougher? 2. Any questions u remember from bitsat? 3. how should i go about attempting the paper? i mean which subject ...

Can someone post gud no... of Q in Commn. and Electronics .........And do we hav statics and dynamics in AIEEE09?? ...

a(1/b +1/c),b(1/c +1/a),c(1/a + 1/b) are in AP, then prove a,b,c are in AP. ...

lim(x→0) 1-cos(2πx) /x ...

Find all positive integral solutions (a,b,c) to the equation (a+1)(b+1)(c+1)=2(abc + 1) ...

1)A solid sphere and a hollow sphere of same material ,size are heated to same temperature and allowed to cool. If temp diff bet body and sphere is t, then a)Both spheres will cool at same rate b)hollow faster c)solid faster ...

If a stick is broken into two pieces at random, wats the average ratio of smaller length to the larger? ...

*Image* The bar buckles as a result of a temp rise of 32 deg c. l0=3.77m and alpha=25x10-6.Find x.(the bar buckles exactly at the center) ...

If a,b,c are roots of x2-3x+p=0 and c,d are rooots of x2-12x+q=0 where a,b,c,d form a GP. Prove that q+p/q-p=17/15 ...