Recent Topics

In the Intensity vs wavelength graph for X rays why is the intensity of characteristic x rays greater than the neighbouring continuous x rays?

Physics ,

35

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11 Feb 2012 18:18:27 IST by RISHABH BAJPAI

Course Material

hey guys if u want free study material of vibrant,fitjee,bansal,resonance coahing classes just go to www.faceiit.com

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11 Feb 2012 17:55:54 IST by Sarthak agarwal

Course Material

how to qualify for NDA

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348

5

11 Feb 2012 17:54:33 IST by neetesh yadav

Differential Calculus

here is a simple question on log---------------------what is thre value of log0.options are a)0 b)-infinite c)infinite d)an oscillating number betwee..

Mathematics ,

448

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11 Feb 2012 17:40:38 IST by pranjal shukla

General Physics

When we dip a circular ring in soap solution and put a thread on it and if we puncture the area outside the thread loop then what will be the shape o..

Physics ,

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11 Feb 2012 17:17:55 IST by Siddhant chaudhary

give some use of fullrean

Chemistry ,

1

42

2

11 Feb 2012 17:11:04 IST by Ravi

Difference between Certipetal And Centrifugal Force?

Physics ,

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0

11 Feb 2012 17:10:22 IST by Gurpreet Singh

How hyperconjugation determines stability of a compound?

Chemistry ,

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5

11 Feb 2012 17:09:20 IST by Shashank Pardhikar

i am unable to find any study material for silver oxide and silver thiosulphate even though they are mentioned in the iit syllabus....please help!!!!..

king of all elements?

Chemistry ,

41

2

11 Feb 2012 17:06:28 IST by sanjeevi sanju

Inorganic Chemistry

Chemistry ,

11

2

11 Feb 2012 17:05:17 IST by souradeep bhattacharya Michaels

what is the difference between NTP and STP?

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11 Feb 2012 17:03:41 IST by sumit kumar

1/sinx

Mathematics ,

73

3

11 Feb 2012 16:53:53 IST by bhushan

whats compendo dividendo??

Mathematics ,

11

2

11 Feb 2012 16:44:33 IST by nidhi

what is an honour card?

Chemistry ,

7

1

11 Feb 2012 16:03:43 IST by ARJUN AJAY

ripple factor of half wave rectifier?

Physics ,

11

1

11 Feb 2012 15:31:15 IST by pramod sinothiya

How 2 kno which is the main functional grp n which r substituent in a structure?????

Chemistry ,

21

1

11 Feb 2012 15:24:15 IST by passionate 4 iit

Prove thatcot16 cot44+cot44 cot76-cot76 cot16=3

Mathematics ,

9

275

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11 Feb 2012 14:42:48 IST by sudhindra shenoy

Inorganic Chemistry

what is the use of turpentine in a reaction?

Chemistry ,

9

1

11 Feb 2012 14:39:35 IST by ARJUN AJAY

Integral Calculus

(x-1)(x+1)^1/2

Mathematics ,

190

3

11 Feb 2012 14:38:21 IST by shagun mathur

determine the number of ways to choose 5 numbers from the first 18 positive integers such that any 2 differ by at least 2.

Mathematics ,

25

3

11 Feb 2012 14:30:21 IST by hemang

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

Chemistry ,

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1

11 Feb 2012 14:01:59 IST by nageen

Thermal Physics

what is the electric field inside a charged conductor???

Physics ,

7

0

11 Feb 2012 14:00:06 IST by manish ghosh

write down the velocity form of torque?????

Physics , Mechanics

7

0

11 Feb 2012 13:36:02 IST by manish ghosh

A leaf is torn from a paperback novel. The sum of the numbers on the&nb..

Mathematics ,

14

1

11 Feb 2012 13:33:44 IST by prahlad kumar sharma

An open bamboo pipe has a fundamental frequency "f".The tube is dipped veritcally into wat

Physics , Mechanics

90

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11 Feb 2012 13:30:12 IST by shashank jain

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

Mathematics ,

12

2

11 Feb 2012 13:30:08 IST by abhinav

the time period of oscillation of a uniform sqare plate of side r if it suspended thrrough

Physics , Mechanics

47

1

11 Feb 2012 13:26:49 IST by DATHAN

Physical Chemistry

henry's law constant for co2 in water is 1.67*10*8 Pa at 298K calculate the quntity of co2

Chemistry ,

24

1

11 Feb 2012 13:25:08 IST by piya

Games, Puzzles and Quizzes

what is the value of 123456789789456123789456123123456789*12312312375741254142524522452525

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8

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11 Feb 2012 13:10:35 IST by Paritosh Raj

A nucleus at rest splits into two nuclear parts having radii in the ratio 1:2 .their velocities are in the ratio____ ??

Physics ,

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90

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11 Feb 2012 13:02:15 IST by shivansh shrivastava

does focal lenth change in different medium and why

Physics ,

34

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11 Feb 2012 12:53:46 IST by Manish Kumar Verma

A plane mirror is made of 3cm thick glas of ref.indx 1.5 with one face silvrd.what wil b th distanc of image,frm silvrd face,of th object at 6cm,fr0m..

Physics ,

11

2

11 Feb 2012 12:52:10 IST by shivansh shrivastava

If a catalyst is added in the equilibrium state in what direction does the reaction take place or will it be constant ??????

pl give me solution soon

Mathematics ,

257

2

11 Feb 2012 12:37:25 IST by s shababa

Physical Chemistry

Chemistry ,

150

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11 Feb 2012 12:35:30 IST by dhilipan1995

Differential Calculus

what is absolute meaning o f mean value theorm and rolle's theorm

Mathematics ,

156

1

11 Feb 2012 12:31:38 IST by mohit kumar dohare

Differential Calculus

domain of f(x)= ((1/sinx)-1)1/2 is

Mathematics ,

147

2

11 Feb 2012 12:30:27 IST by Aditi Bhatnagar

Vectors

pls explain the linear combination of vectors

Mathematics ,

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11 Feb 2012 12:28:12 IST by abhishek

should ism dhanbad be converted into iit????it surely lacks in placement as comaped to iit's...and i think that's the only thing to be improv..

How can we find the percentage loss in energy

Physics , Kinematics

15

0

11 Feb 2012 12:08:48 IST by Abhijith.s.v

About IITs and JEE

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11 Feb 2012 12:02:45 IST by kartikey singh

in my area amit m agrawal for mathematics not available but i want this book so please give me the link for this ebook pl pl pl help me

Mathematics ,

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11 Feb 2012 11:42:14 IST by samarth saxena

wil the refractive index of glass remain the same whether it is in solid state or in gaseous state???

Physics ,

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11 Feb 2012 11:37:52 IST by nageen

my teacher said that during refraction by a glass slab, the light bends because in glass its speed is reduced and so as to take the normal time, it t..

Physics ,

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11 Feb 2012 11:30:31 IST by kunal

What is the mechanism of shifting of triple bond to the end of the chain in presence of NaNH2/ H2O ???

Chemistry ,

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11 Feb 2012 11:22:35 IST by samarth saxena

Consider a solid conducting sphere with a radius 0.7 cm and charge ?7.3 pC on it. There is a conducting spherical shell concentric to the sphere. The..

How to convert butane from diethyl ether?????

Chemistry ,

8

1

11 Feb 2012 11:17:31 IST by nahid parveen

Electricity

Physics ,

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11 Feb 2012 11:11:23 IST by Shweta Sud

1+(2+3)+(4+5+6)+(7+8+9+10)+....Find the sum of n th group.

Mathematics ,

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11 Feb 2012 09:52:18 IST by Devansh