NCERT Exemplar Class 12
An electron mass m with an initial velocity v = v0i is in an electric field E = E0j . If λ0 = h/mv0 it’s de Broglie wavelength at time t is given by
09
Jun
An electron mass m with an initial velocity v = v0i is in an electric field E = E0j . If λ0 = h/mv0 it’s de Broglie wavelength at time t is given by An electron mass m with an initial velocity v = v0i is in an electric field E = E0j . If [...]
An electron mass m with an initial velocity v = v0i (v0>0) is in an electric field E = E0j (E0 = constant > 0). it’s de Broglie wavelength at time t is given by
09
Jun
An electron mass m with an initial velocity v = v0i (v0>0) is in an electric field E = E0j (E0 = constant > 0). it’s de Broglie wavelength at time t is given by An electron mass m with an initial velocity v = v0i (v0>0) is in an electric field E = E0j [...]
A proton, a neutron, an electron and an α-particle have same energy. Then their de-Broglie wavelengths compare as.
09
Jun
A proton, a neutron, an electron and an α-particle have same energy. Then their de-Broglie wavelengths compare as. a neutron A proton an electron and an α-particle have same energy. Then their de-Broglie wavelengths compare as. June 9, 2021 Category: Chapter 11 - Dual Nature of Radiation and Matter , NCERT Exemplar Class 12 , [...]
An electron is moving with an initial velocity v→=v0iˆ and is in a magnetic field B→=B0jˆ. Then it’s de-Broglie wavelength
09
Jun
An electron is moving with an initial velocity v→=v0iˆ and is in a magnetic field B→=B0jˆ. Then it’s de-Broglie wavelength An electron is moving with an initial velocity v→=v0iˆ and is in a magnetic field B→=B0jˆ. Then it's de-Broglie wavelength June 9, 2021 Category: Chapter 11 - Dual Nature of Radiation and Matter , NCERT [...]
The wavelength of a photon needed to remove a proton from a nucleus which is bound to the nucleus with 1MeV energy is nearly.
09
Jun
The wavelength of a photon needed to remove a proton from a nucleus which is bound to the nucleus with 1MeV energy is nearly. The wavelength of a photon needed to remove a proton from a nucleus which is bound to the nucleus with 1MeV energy is nearly. June 9, 2021 Category: Chapter 11 - [...]
A particle is dropped from a height ‘H’. The de-Broglie wavelength of the particle as a function of height is proportional to
09
Jun
A particle is dropped from a height ‘H’. The de-Broglie wavelength of the particle as a function of height is proportional to A particle is dropped from a height 'H'. The de-Broglie wavelength of the particle as a function of height is proportional to June 9, 2021 Category: Chapter 11 - Dual Nature of Radiation [...]
Using Bohr model, calculate the electric current created by the electron when the H – atom is in the ground state.
09
Jun
Using Bohr model, calculate the electric current created by the electron when the H – atom is in the ground state. calculate the electric current created by the electron when the H - atom is in the ground state. Using Bohr model June 9, 2021 Category: Chapter 12 - Atoms , NCERT Exemplar Class 12 [...]
Would the Bohr formula for the H-atom remain unchanged if proton had a change (+4/3)e and electron a change (−3/4)e, where e=1.6×10^−19 C. Given reasons for you answer.
09
Jun
Would the Bohr formula for the H-atom remain unchanged if proton had a change (+4/3)e and electron a change (−3/4)e, where e=1.6×10^−19 C. Given reasons for you answer. where e=1.6×10^−19 C. Given reasons for you answer. Would the Bohr formula for the H-atom remain unchanged if proton had a change (+4/3)e and electron a change [...]
The simple Bohr model is not applicable to He^4 atom because
09
Jun
The simple Bohr model is not applicable to He^4 atom because The simple Bohr model is not applicable to He^4 atom because June 9, 2021 Category: Chapter 12 - Atoms , NCERT Exemplar Class 12 , Physics ,
Let En = -1me^4/ 8e^20 n^2 h^2 be the energy of the nth level of H-atom. If the H-atom are in the ground state and radiation of frequency (E2 – E1)/h falls on it.
09
Jun
Let En = -1me^4/ 8e^20 n^2 h^2 be the energy of the nth level of H-atom. If the H-atom are in the ground state and radiation of frequency (E2 – E1)/h falls on it. Let En = -1me^4/ 8e^20 n^2 h^2 be the energy of the nth level of H-atom. If the H-atom are in [...]