List of top Physics Questions on Quantum Mechanical Model of Atom

A photon has an energy of \( 3.2 \times 10^{-19} \, \text{J} \). What is the frequency of the photon?
In the case of a particle in a one-dimensional infinite potential well (box), what is the probability of finding the particle in the first half of the box for the ground state?

In an LCR series AC circuit at resonance, the value of power factor will be …….

An ideal ammeter and an ideal voltmeter have resistances of  ………… \(\Omega\) and ……

Calculate the current in the circuit using Ohm's Law. Given that the voltage across the resistor is V=10 V and the resistance is R = 4 

A solenoid has a core of a material with a relative permeability of 400. The solenoid windings are insulated from the core and carry a current of 2A. If the number of turns is 1000 per meter, then the value of magnetic intensity will be 

The energy levels of an atom are shown in the figure. Which one of these transitions will result in the emission of a photon of wavelength 124.1 nm? Given \( h = 6.62 \times 10^{-34} \) Js. 

The de - Broglie wavelength of a particle of kinetic energy 'K' is \(\lambda\), the wavelength of the particle if its kinetic energy is
Angular momentum of an electron in hydrogen atom is \(\frac{3h}{2\pi}\) (h is the Planck’s constant). The K.E. of the electron is
A photon has an energy of \( 5.0 \, \text{eV} \). What is its wavelength? (Planck's constant \( h = 6.626 \times 10^{-34} \, \text{J} \cdot \text{s} \), speed of light \( c = 3.0 \times 10^8 \, \text{m/s} \))