Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Two long thin wires ABC and DEF are arranged as shown. They carry equal currents I as shown. The magnitude of the magnetic field at O is Two long thin wires ABC and DEF are arranged as shown. They carry equal currents I as shown. The magnitude of the magnetic field at O is October [...]

In a hydrogen-like atom an electron makes transition from an energy level with quantum number n to another with quantum number (n-1). If n>>1, the frequency of radiation emitted is proportional to In a hydrogen-like atom an electron makes transition from an energy level with quantum number n to another with quantum number (n-1). If [...]

A diatomic molecule is made of two masses m1 and m2 which are separated by a distance r. If we calculate its rotational energy by applying Bohr’s rule of angular momentum quantization, its energy will be A diatomic molecule is made of two masses m1 and m2 which are separated by a distance r. If [...]

Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4. Then the number of spectral lines in the emission spectra will be Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4. Then the number of spectral lines in the emission [...]

Energy required for the electron excitation in Li++ from the first to the third Bohr orbit is Energy required for the electron excitation in Li++ from the first to the third Bohr orbit is October 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The transition from the state n = 4 to n = 3 in a hydrogen like atom results in ultraviolet radiation. Infrared radiation will be obtained in the transition from The transition from the state n = 4 to n = 3 in a hydrogen like atom results in ultraviolet radiation. Infrared radiation will be [...]

When the voltage applied to an X-ray tube is increased from 10 kV to 20 kV, the wavelength interval between the K alpha line and the short wave cut off of the continuous X–ray spectrum increases the wavelength interval between the K alpha line and the short wave cut off of the continuous X--ray spectrum [...]

Radiation from hydrogen gas excited to first excited state is used for illuminating certain photoelectric plate. When the radiation from some unknown hydrogen-like gas excited to the same level is used Find the quantum number 'n' corresponding to exciting state of He+ ion if on transition to the ground state that ion emits two photons [...]

A hydrogen atom (mass = 1.66 * 10 ^27 kg, ionization potential = 13.6 eV), moving with a velocity 6.24 * 10^4 m/s makes a completely inelastic head- on collision with another stationary A hydrogen atom (mass = 1.66 * 10 ^27 kg ionization potential = 13.6 eV) moving with a velocity 6.24 * 10^4 [...]

A gas containing hydrogen-like ions, with atomic number Z, emits photons in transition n + 2 to n, where n = Z. These photons fall on a metallic plate and eject electrons having minimum A gas containing hydrogen-like ions emits photons in transition n + 2 to n where n = Z. These photons fall [...]