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wave particle duality drropperr by Tapas
on 7:07pm 08-03-10
no 77 2
Boards Doubts (ISC) Ronald by Ronald
on 1:03pm 06-03-10
no 34 0
radioactive disintegration Asish by Asish
on 0:17pm 06-03-10
no 56 3
Paragraph Gaurav by abhishek
on 1:10pm 04-03-10
no 84 3
>>nuclear fission<< akshay by akshay
on 5:24pm 02-03-10
no 32 2
Doubts in Photoelectric effect !! Jesh by Avik
on 9:37pm 24-02-10
no 172 9
A:R eureka123 by eureka123
on 11:20pm 21-02-10
no 125 11
dual nature of radiation Ishan by UTTARA
on 9:46pm 19-02-10
no 115 10
Light rays of wavelength ..... Manmay by Manmay
on 0:45pm 15-02-10
no 42 2
INTEGER ANSWER TYPE 3 UTTARA by ronak
on 9:49pm 14-02-10
no 103 8
Draw and explain the output waveform across load resistor if input waveform is shown in fig Gaurav by Gaurav
on 9:44pm 11-02-10
no 39 1
help Gaurav by Manmay
on 7:11pm 11-02-10
no 52 4
graph.. eureka123 by eureka123
on 11:28am 10-02-10
no 89 3
HCV huddles satyajeet by rocky
on 7:06pm 08-02-10
no 111 6
Pragraph : A hydrogen octum in third excited state makes a transtion to first excited state and emit photon. This emitted photon is absorbed by He+ ion which was already in seventh excited state. After absorption of photon He+ ion jumps from seventh excited state to heigher excited state having quantum number ns.  1. The quantum number ns of the state finally populated in He+ ion. a) 8 b) 10 c) 16 d) 20  2. Now He+ ion jumps to lower state by imitting single photon 'P' of visible light. The energy satatis photon is as possible as close to energy of the obsorbed photon by He+ ion (as mentioned in paragraph). Then wave length of the photon 'P' is nearly. a) 6760 Angstrom b) 5000A c) 4480A d) 3500 A  3.The ratio of K.E. of the n = 4 electron for H atom to that He+ ion is P1 and the ratio of the total energy of Gaurav by arka
on 2:03pm 08-02-10
no 94 4
Name two factors which determine the choice of a communication channel. Explain the use ofcoaxial cables as a communication channel with the help of its simple diagram. What are the advantages of coaxial cable? Gaurav by Gaurav
on 11:02am 05-02-10
no 45 0
more than one choice Gaurav by Avinav
on 8:44pm 02-02-10
no 42 2
recoil velocity.............. sumit_kumar by govind
on 3:17pm 29-01-10
no 96 1
wave optics (HCV) Asish by Asish
on 4:19pm 23-01-10
no 230 4
try aks qsn swaraj by swaraj
on 9:55pm 19-01-10
no 33 0
FIITJEE stuff dinks007 by dinks007
on 10:56pm 15-01-10
no 86 2
radioactivity abhishek by sharonk868
on 4:43pm 14-01-10
no 139 5
moseley's law arka by arka
on 8:52pm 10-01-10
no 121 7
doubt !!! help !!! Avinava by Avinav
on 8:02pm 31-12-09
no 65 1
doubt !!! help !!! Avinava by Avinava
on 7:51pm 31-12-09
no 75 0
for practice b555 by Avinava
on 11:52pm 30-12-09
no 105 7
Photon Theory Asish by Rajiv
on 8:43pm 29-12-09
yes 175 7
Doubt Ronald by Ronald
on 10:28pm 14-12-09
yes 136 8
modern phys Ronald by Shreyan
on 10:24pm 11-12-09
no 101 3
mOdErN pHySiCs E=MC^2 by Asish
on 10:02am 02-12-09
no 148 8
MoDeRn PhYsIcS E=MC^2 by E=MC^2
on 9:31pm 01-12-09
yes 71 2
RADIATION PRESSURE madhu1009 by madhu1009
on 1:46pm 20-11-09
no 77 0
a simple one b555 by b555
on 9:57pm 18-11-09
no 95 3
modern physics b555 by eureka123
on 10:26am 18-11-09
no 59 1
probability of decay varun.tinkle by varun.tinkle
on 6:30pm 16-11-09
no 58 0
T/F eureka123 by eureka123
on 1:16pm 13-11-09
no 92 4
Box.... eureka123 by xYz
on 09:29am 11-11-09
yes 75 2
Find n..Bohr model eureka123 by kaymant
on 09:05am 11-11-09
yes 55 1
Disintegrations UTTARA by UTTARA
on 10:22am 01-11-09
yes 87 2
q-value Shreyan by aieeee
on 7:32pm 17-10-09
no 128 2
smding new sovan007 by sovan007
on 10:38am 26-09-09
no 44 0
Bohr theory arpan sinha by arpan sinha
on 4:26pm 17-09-09
no 66 0
nuclear physics rocky by Banned User
on 09:54am 07-09-09
no 181 11
photon rocky by iitimcomin
on 09:02am 23-08-09
no 145 5
nuclear force rocky by rahul
on 4:19pm 26-07-09
no 125 5
Doubt Sunit by kIrTi
on 07:48am 26-07-09
yes 111 3
light rocky by rocky
on 7:28pm 20-06-09
no 115 8
RELATIVITY Celestine by Celestine
on 4:16pm 10-06-09
no 107 0
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