Home
Class 12
PHYSICS
The following diagram indicates the ener...

The following diagram indicates the energy levels of a certain atom when the system moves from `4E` level to `E`. A photon of wavelength `lambda_(1)` is emitted. The wavelength of photon produced during its transition from `(7)/(3)E` level to `E` is `lambda_(2)`. the ratio `(lambda_(1))/(lambda_(2))` will be

A

`(9)/(4)`

B

`(4)/(9)`

C

`(3)/(2)`

D

`(7)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ATOMIC PHYSICS

    CENGAGE PHYSICS|Exercise ddp.4.3|15 Videos

  • ATOMIC PHYSICS

    CENGAGE PHYSICS|Exercise dpp-4.1|15 Videos

  • ALTERNATING CURRENT

    CENGAGE PHYSICS|Exercise QUESTION BANK|65 Videos

  • ATOMS

    CENGAGE PHYSICS|Exercise QUESTION BANK|40 Videos

Similar Questions

Explore conceptually related problems

The follwing diagram indicates the energy levels of a certain atom when the system moves from 2E level to E , a photon of wavelength lambda is emitted. The wavelength of photon produced during its transition from (4E)/(3) level to E is

The emission of electrons from a metal surface exposed rto light radaition of appropriate wavelength is called photoelectroic effect .The emmited electron are called photo=-weklectron work function of threshold energy may be defined as the minimum amount of energy required to ejercted electron from a most surface .According to Einstein Maximum kinetic energy of ejected electron = Aborbed energy - Work function (1)/(2) mv_(max)^(2) = h(v) - h(v_(n)) = hv [(1)/(lambda) -0 (1)/(lambda_(n))] Where v_(n) and lambda_(0) are thereshold frequency and threshold wavelength respectively Sopping potential : it is the miximum potential at which the photoelectric current becomes zero if V_(0) is the stopping potential eV_(0) = h(v- v_(0)) The folloeing figure indicates the energy livels of a certain atom .When the system moves from 2E level to E lvel a photon of wavelength lambda is emitted .The wavelength of the photon produced during the transition from level 4E//3 to level E is

The energy level of an atom for 1 ^(st),2 ^(nd) and third levels are E, 4E, 2E respectively. If photon of wavelength lamda is emitted for a transition 3 to 1. Calculate the wavelength for transition 2 to 1 in terms of lamda.

The energy of a I,II and III energy levels of a certain atom are E,(4E)/(3) and 2E respectively. A photon of wavelength lambda is emitted during a transition from III to I. what will be the wavelength of emission for II to I?

The figure shows the energy level of certain atom. When the electron de excites from 3E to E, an electromagentic wave of wavelelngth lambda is emitted. What is the wavelelngth of the electromagnetic wave emitted when the electron de excites from (5E)/(3) to E? ______3E ______5E/3 ______E ?

The wavelengths of photons emitted by electron transition between two similar leveis in H and He^(+) are lambda_(1) and lambda_(2) respectively. Then :-

Some energy levels of a molecule are shown in the fig. The ratio of the wavelengths r=lambda_(1)//lambda_(2) , is given by

Some energy levels of a molecule are shown in the figure. The ratio of the wavelengths r = lambda_1//lambda_2 is given by -

The wavelength lambda_(e ) of an photon of same energy E are related by

Three energy levels P,Q,R of a certain atom are such that E_(P)ltE_(Q)ltE_(R) . If lambda_(1),lambda_(2) and lambda_(3) are the wave length of radiation to transition RtoQ , QtoP and Rto P respectively . The correct relationship between lambda_(1),lambda_(2) and,lambda_(3) is