Recent Topics

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

44

2

10 Feb 2012 21:02:52 IST by Siddhant chaudhary

Optics

does focal lenth change in different medium and why

Physics ,

19

2

10 Feb 2012 21:01:31 IST by Manish Kumar Verma

what is the use of turpentine in a reaction?

Chemistry ,

4

0

10 Feb 2012 20:53:33 IST by ARJUN AJAY

sum to n terms3.7.11.15+7.11.15.19+...................

Mathematics ,

175

5

10 Feb 2012 20:52:06 IST by jibinjoyk

find co-efficient of x raise to99&x raise to 98 in the polynomil (x-1)(x-2)...........(x-100)

Mathematics ,

187

2

10 Feb 2012 20:44:26 IST by jibinjoyk

given that a, b and c are positive real numbers.and abc = 1.prove that 1/(a + b + 1) + 1/(b + c + 1) + 1/(a+c+1) < or equal to 1.my solution is a ..

Mathematics ,

1

50

2

10 Feb 2012 20:21:13 IST by hemang

wen n-propyl bromide reacts with methanol.........wat is the path of reaction???is it sn1 or sn2??

Chemistry ,

4

0

10 Feb 2012 20:06:29 IST by nageen

Analytical Geometry

The portion of the line , intercepted by the ellipse , subtends a right angle at the centre of the ellipse. Prove that the line touches a circle..

Mathematics ,

86

2

10 Feb 2012 20:04:47 IST by Abhinav Sharma

Trignometry

suppose A, B and C are the angles of a triangle.if x some other angle such that(sinx)^3 = sin(A-x)sin(B-x)sin(C-x)then prove that cotx = cotA + ..

Mathematics ,

2

34

1

10 Feb 2012 20:04:08 IST by hemang

what is the condition for collision of two projectiles from different heights

Physics , Mechanics

9

0

10 Feb 2012 19:48:26 IST by ananthan

General Physics

what are the tymings of manipal engineering entrance exam

Physics ,

5

0

10 Feb 2012 19:42:09 IST by abhishek bendre

Trignometry

3cosx+2cos3x=cosy & 2sin+2sin3x=siny find cos2x

Mathematics ,

8

0

10 Feb 2012 19:32:57 IST by abhinav

Trignometry

3cosx+2cos3x=cosy & 2sin+2sin3x=siny find cos2x

Mathematics ,

3

0

10 Feb 2012 19:32:21 IST by abhinav

Coaching Institutes & Course Material

where i can get the study material

None

10

0

10 Feb 2012 19:07:21 IST by shivam tyagi

a person goes to office bettween 2 and 3 pm and returns between 6 and 7 pm......he notices that hands of the clock have reversed their positions(mean..

methanoic acid from ethane .....???pls explain!!

Chemistry ,

56

8

10 Feb 2012 18:30:40 IST by apoorv

General Knowledge

None

9

0

10 Feb 2012 18:29:26 IST by sathyaram

napthalene and teflon is crystalline or amorphous

Chemistry ,

6

0

10 Feb 2012 18:28:12 IST by Karan Kumar

why is racemic tartaricacid is optically inactive??

Chemistry ,

34

1

10 Feb 2012 18:20:05 IST by manish ghosh

hi, i want a perfect tmie table so that i can study PCM as required for clearing IIT JEE

formaline is the aqueous solution of what??

Chemistry ,

63

2

10 Feb 2012 18:18:06 IST by manish ghosh

About IITs and JEE

None

12

0

10 Feb 2012 18:00:35 IST by amresh giri

General Physics

MATCH

Physics ,

11

0

10 Feb 2012 17:26:08 IST by Aman Singh parihar

let for all n , natural numbersf(n) = product of non zero digits of n.find he largest prime divisor off(1) + f(2) + ...... + f(999).the answer is 103..

Mathematics ,

97

9

10 Feb 2012 17:20:37 IST by hemang

this is a very famous problem.suppose n is a natural number.prove that is always an integer.if the question is not visible click on view..

Mathematics ,

1

98

4

10 Feb 2012 17:08:01 IST by hemang

Counselling Zone

wen i have to apply for ies exam?

Physics , Kinematics

17

0

10 Feb 2012 16:33:14 IST by vignesh

Differential Calculus

What is the n^th derivative of x^0.5

Mathematics ,

28

0

10 Feb 2012 15:52:40 IST by muktar hiskel

Electricity

i am 2nd year EEE student... i m intrested to do a mini project... so give me some idea about mini project in electrical or electronic or both

None

728

3

10 Feb 2012 15:36:36 IST by Rabindra Kumar ! A Name of Success !

how many chaps importantly should i do to crack iit jee?

Physics , Kinematics

36

0

10 Feb 2012 14:01:24 IST by priya

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

26

0

10 Feb 2012 13:59:26 IST by Siddhant chaudhary

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

26

0

10 Feb 2012 13:57:08 IST by Siddhant chaudhary

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

26

0

10 Feb 2012 13:56:53 IST by Siddhant chaudhary

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

26

0

10 Feb 2012 13:56:20 IST by Siddhant chaudhary

The number of arrangements of the letter of the word BHARAT taking 3 at a time is ?

Mathematics ,

26

0

10 Feb 2012 13:54:33 IST by Siddhant chaudhary

Synthesis of para-methoxy aldehyde and its mechanisam

Chemistry ,

23

0

10 Feb 2012 13:37:59 IST by Shikha Singh

x^3 - 3x = sqrt(x+2).hint - try trigo in this.

Mathematics ,

66

2

10 Feb 2012 13:34:37 IST by hemang

i want to know about good IELTS coaching centre in KERALA

Synthesis of para-methoxy aldehyde and its mechanisam

Chemistry ,

23

0

10 Feb 2012 13:33:28 IST by Shikha Singh

Computer Science

I WOULD LIKE ITO ABOUT C,JAVA,C++....?

None

29

0

10 Feb 2012 13:26:23 IST by ASHISH MISHRA

Counselling Zone

None

2028

7

10 Feb 2012 13:19:58 IST by shafeek k

If A denotes the no. Of permutations of ( x + 2 ) things taken all at a time , B denotes the no. of permutations of ( x ) things taken 11 at a time a..

Mathematics ,

42

2

10 Feb 2012 13:01:15 IST by Siddhant chaudhary

In how many ways can a lawn tennis mixed double be made up from seven married couples if no husband & wife play in the same set ?

Mathematics ,

33

1

10 Feb 2012 12:52:59 IST by Siddhant chaudhary

Write the remainder obtained when ( 1! + 2! + 3! ............ + 200! ) is divided by 14 ?

Mathematics ,

1

35

1

10 Feb 2012 12:46:47 IST by Siddhant chaudhary

what will be the escape velocity of a body of mass m on the surface of the earth of mas M and radius of the earth R?????

Physics , Mechanics

12

0

10 Feb 2012 12:39:36 IST by manish ghosh

how to find hybridization of central atom in hetrolytic complexes when strong as well as weak ligands are present in coordination sphere.

Chemistry ,

13

0

10 Feb 2012 12:24:09 IST by schs1142

how to find hybridization of central atom in hetrolytic complexes

Chemistry ,

14

0

10 Feb 2012 12:21:54 IST by schs1142

General Physics

in case of a moving source of sound aproaching an observer...

Physics ,

17

0

10 Feb 2012 11:56:30 IST by manish ghosh

the intensity of sound increases at n8 due to.........

Physics , Kinematics

13

0

10 Feb 2012 11:51:32 IST by manish ghosh