Login
Login
Register
Questions
Unanswered
Tags
Categories
Ask a Question
Ask a Question
Recent questions tagged physics of the atom
+2
votes
1
answer
Three photons coming from excited atomic-hydrogen sample are picked up. Their energies are
asked
Apr 4, 2019
in
Physics
by
kratos
modern physics
jee
physics of the atom
jee mains
class-12
+3
votes
1
answer
In a laser tube, all the photons (a) have same wavelength
asked
Mar 14, 2019
in
Physics
by
kratos
class-12
physics of the atom
+2
votes
1
answer
The energy of an atom (or ion) in its ground state is - 54.4eV.
asked
Feb 13, 2019
in
Physics
by
kratos
class-12
physics of the atom
+1
vote
1
answer
In a laboratory experiment on emission from atomic hydrogen in a discharge tube.
asked
Feb 4, 2019
in
Physics
by
kratos
class-12
physics of the atom
+1
vote
1
answer
In which of the following transitions will the wavelength be minimum?
asked
Jan 24, 2019
in
Physics
by
kratos
class-12
physics of the atom
+3
votes
1
answer
The radius of the shortest orbit in a one-electron system is 18pm.
asked
Dec 20, 2018
in
Physics
by
kratos
class-12
physics of the atom
+2
votes
1
answer
An electron in H - atom in its ground state absorbs 1.50 times as much as energy as the minimum required
asked
Dec 6, 2018
in
Physics
by
kratos
physics of atom
jee
upsee
physics of the atom
jee mains
class-12
atoms
nuclei
+3
votes
1
answer
What will be the angular momentum of a electron, if energy of this electron in H-atom is –1.5eV (in J-sec)
asked
Dec 5, 2018
in
Physics
by
kratos
x-rays
upsee
jee
physics of the atom
atomic physics
rotational mechanics
jee mains
class-12
+2
votes
1
answer
The angular momentum of an electron in hydrogen atom is h/π The kinetic energy of the electron is
asked
Nov 17, 2018
in
Physics
by
kratos
upsee
jee
physics of the atom
atomic physics
jee mains
class-12
+2
votes
1
answer
Ionization energy of a hydrogen-like ion A is greater than that of another hydrogen-like ion B.
asked
Nov 6, 2018
in
Physics
by
kratos
class-12
physics of the atom
+1
vote
1
answer
A particular hydrogen like atom has its ground state Binding Energy =122.4eV.It is in ground state. Then:
asked
Oct 17, 2018
in
Physics
by
kratos
cbse
physics of the atom
nuclei
class-12
atoms
+2
votes
1
answer
The first excitation energy of hydrogen atom is x eV. Then, the ionisation energy of the atom would be (in eV)
asked
Oct 16, 2018
in
Physics
by
kratos
neet
atomic and nuclear physics
jee
physics of the atom
atomic physics
jee mains
class-12
atoms
nuclei
+2
votes
1
answer
A hydrogen atom in state n = 6 makes two successive transitions arid reaches the ground state. In the first transition a photon of 1.13 eV is emitted,
asked
Oct 2, 2018
in
Physics
by
kratos
physics of atom
physics of the atom
class-12
+1
vote
1
answer
When a photon stimulates the emission of another photon, the two photons have
asked
Aug 15, 2018
in
Physics
by
kratos
class-12
physics of the atom
+3
votes
1
answer
In a laboratory experiment on emission from atomic hydrogen in a discharge tube,
asked
Aug 14, 2018
in
Physics
by
kratos
x-rays
class-12
physics of the atom
+1
vote
1
answer
Which of the following curves may represent the speed of the electron in a hydrogen atom as a function of the principal quantum number n?
asked
Aug 5, 2018
in
Physics
by
kratos
class-12
physics of the atom
+2
votes
1
answer
As one considers orbits with higher values of n in a hydrogen atom, the electric potential energy of the atom (a) decreases
asked
Aug 5, 2018
in
Physics
by
kratos
class-12
physics of the atom
+2
votes
1
answer
Let An be the area enclosed by the nth orbit in ahydrogen atom.
asked
Jul 18, 2018
in
Physics
by
kratos
class-12
physics of the atom
+1
vote
1
answer
An electron with kinetic energy 5eV is incident on a hydrogen atom in its ground state.
asked
Jul 8, 2018
in
Physics
by
kratos
class-12
physics of the atom
+2
votes
1
answer
In which of the following systems will the wavelength corresponding to n = 2 to n = 1 be minimum?
asked
Jul 1, 2018
in
Physics
by
kratos
class-12
physics of the atom
To see more, click for the
full list of questions
or
popular tags
.