Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
The ratio of ionization energy of Bohr’s hydrogen atom and Bohr’s hydrogen like lithium atom is
13
Sep
The ratio of ionization energy of Bohr’s hydrogen atom and Bohr’s hydrogen like lithium atom is The ratio of ionization energy of Bohr's hydrogen atom and Bohr's hydrogen like lithium atom is September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The figure shows a graph between 1n∣∣∣AnA1∣∣∣ and 1n|n|, where An is the area enclosed by the nth orbit in a hydrogen like atom. The correct curve is
13
Sep
The figure shows a graph between 1n∣∣∣AnA1∣∣∣ and 1n|n|, where An is the area enclosed by the nth orbit in a hydrogen like atom. The correct curve is The figure shows a graph between 1n∣∣∣AnA1∣∣∣ and 1n|n| where An is the area enclosed by the nth orbit in a hydrogen like atom. The correct curve [...]
Work function of lithium and copper are respectively 2.3 eV and 4.0 eV . Which one of the metal will be useful for the photoelectric cell working with visible light ? (h = 6.6 × 10^−34J−s ,c = 3×10^8 m/s)
13
Sep
Work function of lithium and copper are respectively 2.3 eV and 4.0 eV . Which one of the metal will be useful for the photoelectric cell working with visible light ? (h = 6.6 × 10^−34J−s ,c = 3×10^8 m/s) c = 3×10^8 m/s) Work function of lithium and copper are respectively 2.3 eV and [...]
Hydrogen atom in the ground state are excited by monochromatic radiation of photon energy 12.1 eV. The spectral lines emitted by hydrogen atoms according to bohr’s theory will be
13
Sep
Hydrogen atom in the ground state are excited by monochromatic radiation of photon energy 12.1 eV. The spectral lines emitted by hydrogen atoms according to bohr’s theory will be Hydrogen atom in the ground state are excited by monochromatic radiation of photon energy 12.1 eV. The spectral lines emitted by hydrogen atoms according to bohr's [...]
In bohr model of hydrogen atom, the force on the electron depends on the principal quantum number as
13
Sep
In bohr model of hydrogen atom, the force on the electron depends on the principal quantum number as In bohr model of hydrogen atom the force on the electron depends on the principal quantum number as September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Suppose photoelectric experiment is done seperately with these metals with light of wave length 450 nm. The maximum magnitude of stopping potential amongst all the metal is
13
Sep
Suppose photoelectric experiment is done seperately with these metals with light of wave length 450 nm. The maximum magnitude of stopping potential amongst all the metal is Suppose photoelectric experiment is done seperately with these metals with light of wave length 450 nm. The maximum magnitude of stopping potential amongst all the metal is September [...]
Which option correctly identifies the metal that will produce the most energetic electrons and their energies?
13
Sep
Which option correctly identifies the metal that will produce the most energetic electrons and their energies? Which option correctly identifies the metal that will produce the most energetic electrons and their energies? September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A physicist wishes to eject electrons by shining light on a metal surface. The light source emits light of wavelength of 450nm . The table litsts the only available and their work fucntions. MetalBariumLithiumtantalumTungsten−−−−W0(eV)2.52.34.24.5 which metal(s) can be used to produce electrons by photoelectric effect from given source of light?
13
Sep
A physicist wishes to eject electrons by shining light on a metal surface. The light source emits light of wavelength of 450nm . The table litsts the only available and their work fucntions. MetalBariumLithiumtantalumTungsten−−−−W0(eV)2.52.34.24.5 which metal(s) can be used to produce electrons by photoelectric effect from given source of light? potassium sodium and lithium. The [...]
The work function of a certain metal is hC / λ0 . When a monochromatic light of wavelength λ<λ0 is incident such that the plate gains a total power P . If the efficiency of photoelectric emission is η% and all the emitted photoelectrons are captured by a hollow conducting sphere of radius R already charged to potential V , then neglecting any interaction of potential of the sphere at time t is:
13
Sep
The work function of a certain metal is hC / λ0 . When a monochromatic light of wavelength λ<λ0 is incident such that the plate gains a total power P . If the efficiency of photoelectric emission is η% and all the emitted photoelectrons are captured by a hollow conducting sphere of radius R already [...]
Light from a hydrogen tube is incident on the cathode of a photoelectric cell the work function of the cathode surface is 4.2eV . In order to reduce the photo – current to zero the voltage of the anode relative to the cathode must be made
13
Sep
Light from a hydrogen tube is incident on the cathode of a photoelectric cell the work function of the cathode surface is 4.2eV . In order to reduce the photo – current to zero the voltage of the anode relative to the cathode must be made potassium sodium and lithium. The plots are parallel. Correct [...]