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#326 Re: Dark Discussions at Cafe Infinity » Nelson Mandela » 2013-12-06 17:01:35

RIP ....
You are right Shivam, people don't realize the true value of a person now a days.But then it is up to us how we respond.
Let us change ourselves if not the entire society from today and become an honest and good civilian of the country as well as the world.
We cannot give any better tribute than this to him.

#328 Re: Help Me ! » help me » 2013-12-06 16:55:15

it was quite good, just needed more intelligent attention. smile

#330 Re: Help Me ! » help me » 2013-12-06 01:10:30

this is what i did.
but the answer doesn't match with the options. sad

#331 Re: Science HQ » quantum nos. » 2013-12-06 01:08:14

bob bundy wrote:

I am amazed.  I was expecting a flood of corrections.

well,i am just a novice on quantum mechanics and your article on it was as always understandable and satisfactory for me right now.
I wanted to know the basics and i got it.
thank you.
Will surely add more to it when I get to know it more next year. smile

#333 Help Me ! » help me » 2013-12-06 00:41:57

niharika_kumar
Replies: 11

simplify :


the options are
a)

b)

c)

d)


well,i tried to simplify but was struck by getting the answer:-

pls. help

niharika

#334 Re: Science HQ » quantum nos. » 2013-12-04 23:06:56

mif is not wonderful, it is much more than that.
As per my opinion , I haven't seen any forum so enthusiastically devoted to maths and making this subject so interesting. smile

#335 Re: Science HQ » quantum nos. » 2013-12-02 22:46:54

i am not on facebook.
let me see if I can find one.

#338 Re: Puzzles and Games » Name the object to the right of this arrow outside your screen --> » 2013-11-29 21:32:35

philosophy can be interesting if you go through it deeply.

a pair of socks

#339 Re: Science HQ » quantum nos. » 2013-11-29 21:24:01

i thought someone would have answered it.
by the way this question was in NTSE.
Can you suggest some forums devoted to science?(similar to this forum):)

#341 Re: Help Me ! » any shortcut? » 2013-11-24 22:41:53

thanks again! smile
I initially couldn't understand it clearly.
thanks again.....

#343 Re: Help Me ! » any shortcut? » 2013-11-23 17:40:25

so here the answer is

.right?
its a nice method smile but if we have just one equation like

what do we need to do now?

#348 Re: Help Me ! » any shortcut? » 2013-11-23 16:10:12

and if there is a long series, then is it necessary to compute each one?
don't you think it will be time consuming.

#349 Science HQ » quantum nos. » 2013-11-21 20:15:51

niharika_kumar
Replies: 39

what are pricipal and secondary quantum numbers?

here is a ques i encountered,pls help.:-
If n and l be the principal and secondary quantum numbers respectively,what will be the total number of electrons in a given energy level?

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