Chapter 2 – Atomic Structure (Level 1 and Level 2)
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The momentum (in k-m/s) of photon having 6 MeV energy is :
10
Nov
The momentum (in k-m/s) of photon having 6 MeV energy is : The momentum (in k-m/s) of photon having 6 MeV energy is : November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
An electron travels with a velocity of x ms^−1. For a proton to have the same de-Broglie wavelength, the velocity will be approximately:
10
Nov
An electron travels with a velocity of x ms^−1. For a proton to have the same de-Broglie wavelength, the velocity will be approximately: An electron travels with a velocity of x ms^−1. For a proton to have the same de-Broglie wavelength the velocity will be approximately: November 10, 2020 Category: Chapter 2 - Atomic Structure [...]
The de Broglie wavelength of an electron accelerated by an electric field of V volt is given by:
10
Nov
The de Broglie wavelength of an electron accelerated by an electric field of V volt is given by: The de Broglie wavelength of an electron accelerated by an electric field of V volt is given by: November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry [...]
Be^3+ and a proton are accelerated by the same potential, their de-Broglie wavelengths have the ratio (assume mass of proton = mass of neutron):
10
Nov
Be^3+ and a proton are accelerated by the same potential, their de-Broglie wavelengths have the ratio (assume mass of proton = mass of neutron): Be^3+ and a proton are accelerated by the same potential their de-Broglie wavelengths have the ratio (assume mass of proton = mass of neutron): November 10, 2020 Category: Chapter 2 - [...]
A dye absorbs a photon of wavelength λ and re-emits the same energy into two photons of wavelength λ1 and λ2 respectively. The wavelength λ is related to λ1 and λ2 as:
10
Nov
A dye absorbs a photon of wavelength λ and re-emits the same energy into two photons of wavelength λ1 and λ2 respectively. The wavelength λ is related to λ1 and λ2 as: A dye absorbs a photon of wavelength λ and re-emits the same energy into two photons of wavelength λ1 and λ2 respectively. The [...]
An excited state of H atom emits a photon of wavelength λ and returns in the ground state. The principal quantum number of excited state is given by:
10
Nov
An excited state of H atom emits a photon of wavelength λ and returns in the ground state. The principal quantum number of excited state is given by: An excited state of H atom emits a photon of wavelength λ and returns in the ground state. The principal quantum number of excited state is given [...]
Which of the following graphs correctly represents the variation of particle momentum with associated de Broglie wavelength?
10
Nov
Which of the following graphs correctly represents the variation of particle momentum with associated de Broglie wavelength? Which of the following graphs correctly represents the variation of particle momentum with associated de Broglie wavelength? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The de-Broglie wavelength associated with a particles of mass 10^6 kg with a velocity of 10ms^-1 is :
10
Nov
The de-Broglie wavelength associated with a particles of mass 10^6 kg with a velocity of 10ms^-1 is : The de-Broglie wavelength associated with a particles of mass 10^6 kg with a velocity of 10ms^-1 is : November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry [...]
Which of the following has the largest de Broglie wavelength, provided all have equal velocity?
10
Nov
Which of the following has the largest de Broglie wavelength, provided all have equal velocity? provided all have equal velocity? Which of the following has the largest de Broglie wavelength November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Radiation corresponding to the transition n=4 to n=2 in hydrogen atoms falls on a certain metal (work function =2.5eV). The maximum kinetic energy of the photo-electrons will be:
10
Nov
Radiation corresponding to the transition n=4 to n=2 in hydrogen atoms falls on a certain metal (work function =2.5eV). The maximum kinetic energy of the photo-electrons will be: Radiation corresponding to the transition n=4 to n=2 in hydrogen atoms falls on a certain metal (work function =2.5eV). The maximum kinetic energy of the photo-electrons will [...]