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When the voltage applied to an X-ray tube is increased from V1 = 40 kV to 200 kV the wavelength interval between the Kα line and the short-wave cut off frequency of the continuous X-ray spectrum increases by a factorξ = 2. The atomic number of the element of which the tube's anticathode is made is?

18 Answers

1
°ღ•๓яυΠ·

m gettin asnwer as 4.42
wich is approx 5

21
tapanmast Vora ·

okie !! k k/...... thnx !!!!

11
Subash ·

21
tapanmast Vora ·

par mujhe to kuch dikh hi nah iraha us pic mein :'(

1
°ღ•๓яυΠ·

hehe shyd ............... silly me

1
king_khan ·

arre tune ulta ratio liya hai...varna sab theek hai...

11
Subash ·

posted above before your post :P

1
°ღ•๓яυΠ·

subash wats d answer

k wait ceheckin 4 mistake

11
Subash ·

:( answer 48

11
Subash ·

solve ~~~~~~~~~~~~~~~~~~~~~~~~

1
°ღ•๓яυΠ·

yahn minus sign ka lafda hora hai cuz i dint take werthr lamda min is > or Kalpha

39
Dr.House ·

oh............ thanks for the valuable informaton manu

24
eureka123 ·

no b555........questions can be asked beyond Kα tooooo..............becoz there is not much difference

11
Subash ·

yeah Kα sorry for the typo(missed in copy paste)

39
Dr.House ·

yes it is K alpha only, because beyond that is out of jee sccope if i am not wrong

21
tapanmast Vora ·

aassume it so SRK!!

1
king_khan ·

well...which K line needs to be given...
is it Kα ??

21
tapanmast Vora ·

yeh formula zaroor use karna padega : 1/λ = R(Z-1)2(1-0.25)

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