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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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