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#include <stdio.h> main () { int n; printf("enter a number "); scanf("%d",&n); printf("\nthe square of the number is "); printf("%d\n",n*n); } program is right (according to me).. it works fine for small numbers.. but w ...

my air in aieee 2011 is 15848.....i may get civil and chemical in nits like..svnit surat, manit bhopal, nit calicut, nit durgapur, nit surathkal, nit jamshedpur and i'll get ne branch in nit silchar....plz arrange the above a ...

f(x)=x3 +ax2 +bx+c has 3 distinct real roots and (x2 +2x+2)3+ a(x2+2x+2)2 +b(x2+2x+2)+c has no real roots. what are a,b&c?? what is the root of f'(x)??? ...

Prove that if the equation ax2+ bx+ c= 0 has real roots then b2≥4ac Prove this in as many ways you can. nishant sir,i hope u wnt mind me posting qns ;) @ Beginners: If u think this is useless , u will surely miss some thing ...

There are to points A and B on the earth surface at equator separated by 1000km.An aeroplane flying at a constant speed of 500km/h goes from A to B directly and then B to A directly. How much will it take in each case. ...

I felt this qsn was nice on sequences....I liked it.... Let \left\{t_n \right\} define a sequence of reals, such that sum of every 5 terms is positive, while sum of every 9 terms is negative. Find the maximum number of terms ...

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ZENO's paradox A man standing in a room can not walk to the wall. In order to do so, he would have to go half the distance, then half the remaining distance, and then again half of what shall remains. This process can always ...

I n how many ways is it possible to arrange 2n persons of different height in two ranks of n persons each so that in each rank they stand according to height and, besides, so that each man in the first rank is taller than the ...

find number of maxima and minima of the function whose graph has been drawn *Image* my answer : 1 local minima vote with explanation please.. ...

Consider these two explanations for this result, energy stored in a capacitor = 1/2 CV2 ! Explanation 1: Suppose the plates of capacitor of surface area A and charged with charges +Q and -Q are almost in contact. Now, the pla ...

Q. A metal sphere of radius R is charged to a potential V. a) Find the electrostatic energy stored in the electric field within the concentric sphere of radius 2R. b) Show that the electrostatic field energy stored outside th ...

An ionic compound AB2 has cubic closed pack structures, A occupying lattice positions and B occupies only one kind of void throughout (either tetrahedral or octahedral). a) what kind of void is occupied by B? b) what percenta ...

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2x+2| x |≥ 2 2 plz also give me detailed explanation of answer........ ...

List all the differences b/w ideal and perfect gas! ...

Q51(HCV). A block of mass m and having charge q is placed on a smooth horizontal table and is connected to a wall through an unstressed spring of spring constant k as shown in the figure. A horizontal electric field E paralle ...

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What is the shape of IBr2- ? V-shaped? Explain the hybridisation of S in SO2? ...

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the dimensional formula M L^2 Q^-1 T^-1corresponds to? (A) magnetic flux (B)electric flux (C) energy density in e.m waves (D) inductance ...

Here's the doubt When a fully charged capacitor is connected across an uncharged one, is total energy of the system of the two capacitors conserved? If no then where and how is it lost? Thanks for your replies. ...

if f(x) = [sin x + cos x] where 0< x < 2∩ [.] = greatest integer function no. of points of discontinuity is ans =5 how to go about??? if we draw the graph using ∩/4 as a unit and get the points of discontinuity is t ...

suppose a CD is purely rolling on the floor just imagine the balance.... the outer radius is R and inner radius is r after one complete rotation the initial pt of contact with ground again comes in contact with the ground...t ...

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IF different batteries of different emf are joined in parallel...then what is the equivalent emf? suppose 4 batteries of emf=1,2,3 and 4 respectively are joined in parallel then what is the equivalent emf? ...

1. Why is formic acid more acidic than Benzoic acid? ...

find all positive integers n for which n! + 5 is a perfect cube. ...

f(x+y)=f(x)+f(y)....... then show f (x)=xf(1)........for all x..... i got it 4 integer and rational....but how to proove it 4 real?? ...