Chapter 18 – Atoms and Nuclei
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In a CO molecule, the distance between C (mass = 12 amu) and O (mass = 16 a.m.u.), where 1 a.m.u. = 5/3 x 10^-27 Kg, is close to
16
Sep
In a CO molecule, the distance between C (mass = 12 amu) and O (mass = 16 a.m.u.), where 1 a.m.u. = 5/3 x 10^-27 Kg, is close to In a CO molecule is close to the distance between C (mass = 12 amu) and O (mass = 16 a.m.u.) where 1 a.m.u. = 5/3 [...]
It is found that the excitation frequency from ground to the first excited state of rotation for the CO molecule is close to 4/π x 10^11 Hz. Then, the moment of inertia of CO molecule about its centre of mass is close to (take h 2π x 10^-34 J s)
16
Sep
It is found that the excitation frequency from ground to the first excited state of rotation for the CO molecule is close to 4/π x 10^11 Hz. Then, the moment of inertia of CO molecule about its centre of mass is close to (take h 2π x 10^-34 J s) It is found that the [...]
A diatomic molecules has a moment of inertia I. By Bohr’s quantization condition, its rotational energy in the nth level (n ≠ 0) is.
16
Sep
A diatomic molecules has a moment of inertia I. By Bohr’s quantization condition, its rotational energy in the nth level (n ≠ 0) is. A diatomic molecules has a moment of inertia I. By Bohr's quantization condition its rotational energy in the nth level (n ≠ 0) is. September 16, 2021 Category: Chapter 18 - [...]
The speed of the particle that can take discrete values is proportional to.
16
Sep
The speed of the particle that can take discrete values is proportional to. The speed of the particle that can take discrete values is proportional to. September 16, 2021 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,
If the mass of the particle is m = 1.0 × 10^–30 kg and a = 6.6 nm, the energy of the particle in its ground state is closest to
16
Sep
If the mass of the particle is m = 1.0 × 10^–30 kg and a = 6.6 nm, the energy of the particle in its ground state is closest to If the mass of the particle is m = 1.0 × 10^–30 kg and a = 6.6 nm the energy of the particle in its [...]
The allowed energy for the particle for a particular value of n is proportional to.
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Sep
The allowed energy for the particle for a particular value of n is proportional to. The allowed energy for the particle for a particular value of n is proportional to. September 16, 2021 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,
Light of wavelength λph falls on a cathode plate inside a vacuum tube as shown in the figure. The work function of the cathode surface is ϕ and the anode is a wire mesh of conducting material kept at a distance d from the cathode. A potential difference V is maintained between the electrodes. If the minimum de Broglie wavelength of the electrons passing through the anode is λθ, which of the following statement(s) is (are) true?
16
Sep
Light of wavelength λph falls on a cathode plate inside a vacuum tube as shown in the figure. The work function of the cathode surface is ϕ and the anode is a wire mesh of conducting material kept at a distance d from the cathode. A potential difference V is maintained between the electrodes. If [...]
In the options given below, let E denote the rest mass energy of a nucleus and n a neutron. The correct option is
16
Sep
In the options given below, let E denote the rest mass energy of a nucleus and n a neutron. The correct option is In the options given below let E denote the rest mass energy of a nucleus and n a neutron. The correct option is September 16, 2021 Category: Chapter 18 - Atoms and [...]
In hydrogen spectrum the wavelength of Hα line is 656 nm; whereas in the spectrum of a distant galaxy Hα line wavelength is 706 nm. Estimated speed of galaxy with respect to earth is
16
Sep
In hydrogen spectrum the wavelength of Hα line is 656 nm; whereas in the spectrum of a distant galaxy Hα line wavelength is 706 nm. Estimated speed of galaxy with respect to earth is In hydrogen spectrum the wavelength of Hα line is 656 nm; whereas in the spectrum of a distant galaxy Hα line [...]
X rays are incident on a target metal atom having 30 neutrons. The ratio of the atomic radii of the target atom and “”_2He^4 ” is ” (14)^(1/3).
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Sep
X rays are incident on a target metal atom having 30 neutrons. The ratio of the atomic radii of the target atom and “”_2He^4 ” is ” (14)^(1/3). X rays are incident on a target metal atom having 30 neutrons. The ratio of the atomic radii of the target atom and ""_2He^4 " is " [...]