Recently Active Questions

How many perfect squares are there in the sequence ... 4, 44,444, 4444 ,............ ...

find the summation till infinity of : *Image* ...

limx→0 { 16-16cos(cos10x)}/x4 evaluate the above limit.... please help... ...

let S =(1,2,3,4).THEN THE NO OF UNORDERED PAIR IN DISJOINT SUBSET OF S WILL B? ...

prove that for all real x , y the value of x^2 + 2xy + 3y^2 -6x-2y cannot be less than -11 ( edited ) 2. solve ( x- 3 )^5 + ( x-1 )^5\geq 244 for prctc ...

A circular disc rolls down on an inclined plane without slipping. what fraction of totoal energy is translational? ...

Let C1 and C2 be the graphs of the function y = x2 and y = 2x, 0<x<1 respectively. Let C3 be the graph of a function y = f (x), 0<x<1, f(0) = 0. For a point P on C1, let the lines through P, parallel to the axes, ...

Here are some easy physics questions for practise. Lets see who answers them first. Q1. In Compton effect experiment, photons of energy hn are incident on a target material of atomic number Z. The change in wavelength can be ...

hey lets start a thread for the prep of bitsat....will be posting in questions that might be of some relevence to the exam... guys...plz post in ur questions ...

can u prove 2+2=5......... 10-10=4-4 =>5(2-2)=22-22 =>5(2-2)=(2-2)(2+2) =>5=2+2 ...

P.S. I don't have the answers. In these qsn i am having a doubt..please help... 1)How long ____________________?? a) you are waiting b)are you waiting c)you have been waiting d)have you been waiting my doubt B and D...why/why ...

P.S. I don't have the answers. In these qsn i am having a doubt..please help... 1)How long ____________________?? a) you are waiting b)are you waiting c)you have been waiting d)have you been waiting my doubt B and D...why/why ...

*Image* can anyone give detailed discussion about the chira;ity and etc of this above structure?? the mid carbon is not chiral centre coz of 2 H atoms....now... will the structure be chiral? and discuss about the diastereomer ...

http://www.cs.odu.edu/~toida/nerzic/content/web_course.html ...

two identical parallel plate capacitors are connected in parallel to a 3V battery.the battery is disconnected and the two capacitors are joined in series.what is potentiasl diference across combination? ...

A sample of a pure liquid in a 10 cm tube is placed in a polarimeter and a reading of +45° is made... How could u establish that [α] is +45° and not -315° ? or how would u establish that [α] is +45° and not +415° or fo ...

In each of the following questions a pair of words with certain relationship between them is given followed by four pairs numbered 1 to 4. Select the pair wherein the words have closest relationship to the original pair. Q1) ...

if p is a prime no. show that (p-2r) ! (2r-1) ! - 1 is divisible by p. ...

A tank of height 33.25 cm is completely filled with liquid (μ=1.33). An object is placed at the bottom of tank on the axis of concave mirror as shown in the figure. Image of the object is formed 18.75 cm below the surfac ...

Q1) Match the List I with List II and select the correct answer using the codes given below the list: List I List II (A) Peroxide (P) Fe3O4 (B) Suboxide (Q) C3O2 (C) Mixed oxide (R) KO2 (D) Superoxide (S) BaO2 (T) MnO2 Codes ...

A point source S is placed between two converging mirrors having equal focal length f as shown in the figure. Find the number of values of d for which only one image is formed *Image* ...

let S =(1,2,3,4).THEN THE NO OF UNORDERED PAIR IN DISJOINT SUBSET OF S WILL B? ...

Prove that the value of 1/2+1/3+1/4+........... till infinite terms is not finite. ...

A thin tube of uniform cross section is sealed at both ends. It lies horizontally, the middle 5 cm containing mercury and the two equal ends containing air at the same pressure "P". When tube is held at an angle 60° with the ...

modulus of elasticity ? ...

Plz make me understand the meaning of torsional vibrations. ...

The range of f(x)= Ln(x^x +1) from (0,1) will be ...

A liquid flows through two capillary tubes A and B connect in series. The length and radius of B are twice those of A. What is the ratio of the pressure difference across A to that across B? ...

"Last year my age was a square number next year it will be a cube number how old am I?" Now we all know you'll be the smartass, and say the closest square and cube separated by 2 are 25 and 27, so the answer is 26. Yeah, I al ...

Q 1-3 , a capitalised word is followed by four words numbered 1 to 4. Choose the word that is most opposite to the meaning of the capitalised word Q1) SCINTILLA (1) Unscientific (2) Huge quantity (3) Mealy-mouthed (4) Unpromi ...