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Energy levels A, B, C of a certain atom ...

Energy levels `A, B, C` of a certain atom corresponding to increasing values of energy i.e., `E_(A) lt E_(B) lt E_(C)`. If `lambda_(1), lambda_(2), lambda_(3)` are the wavelengths of radiations correspnding to the transitions `C` to `B, B` to `A` and `C` to `A` respectively, which o fthe following statements is correct?

A

`lambda_(1), lambda_(2)+lambda_(3)`

B

`lambda_(1)+lambda_(2)+lambda_(3)=0`

C

`lambda_(3)^(2)=lambda_(1)^(2)+lambda_(2)^(2)`

D

`lambda_(3)=(lambda_(1)lambda_(2))/(lambda_(1)+lambda_(2))`

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The correct Answer is:
D
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Knowledge Check

  • Energy levels A,B,C of a certain atoms corresponding to increasing values of energy level i.e., E_(A) lt E_(B) lt E_(C) . If lambda_(1), lambda_(2) and lambda_(3) are the wavelengths of radiations corresponding to the transitions C to B,B to A and C to A respectively which of the following statement is correct?

    A
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  • Energy levels A, B and C of a certain atom correspond to increasing values of energy i.e., E_(A) lt E_(B) lt E_(C) .If lambda_(1), lambda_(2) and lambda_(3) are the wavelengths of radiations corresponding to the transitions Cto B, B to A and C to A respectively as shown in Fig. 12.04, then which of the following statement is correct?

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