Questions by Subject (নির্বাচন করতে বারে ক্লিক করুন)
Quantum Mechanics-I
465
Atomic and Molecular Physics
449
Electrodynamics
442
Solid State Physics-I
387
Nuclear Physics-I
385
Statistical Mechanics
326
Computational Physics
78
Digital Electronics
44
Astrophysics
1
Questions by Chapter (নির্বাচন করতে বারে ক্লিক করুন)
Formulation
184
Statistics and Thermodynamics
133
Waves in Bounded Regions
129
Crystal Structure
121
Particle Properties of Waves
117
Atomic Structure
109
Quantum Concepts and Detailed Atomic Structure
93
Propagation of Electromagnetic Waves
90
Nuclear Properties
86
Electromagnetic Field Equations
84
Hydrogen atom
84
Free Electron Theory of Metals
83
Classical Statistical Mechanics
80
Lattice Vibrations and Thermal Properties
77
Wave Properties of Particles
72
Nuclear Reactions
70
Problems in One-dimension
68
Schrödinger's Equation
53
Potentials, Fields and Radiation
52
Crystal Bonding
52
Radioactivity
52
Scattering
51
Physical Basis
47
Dielectric Properties
47
Harmonic Oscillator
40
Stopping and Detecting Nuclear Radiations
39
Mechanisms of Nuclear Decay: $gamma$ decay of excited states
39
Mechanisms of Nuclear Decay: $eta$ decay
38
Dispersion
37
Bose Systems
35
Molecular Physics
34
Review of Numerical Methods and the Solution of Ordinary Differential Equations
32
Accelerators and Sources of Atomic Particles
32
Mechanisms of Nuclear Decay: $alpha$ decay
25
Fermi Systems
23
Matrix Algebra
21
Partial Differential Equations
18
Transport Phenomena and Phase Transition
18
The Condensed State
16
Quantum Statistical Mechanics
16
Simplifying Logic Circuits
10
Numbers and Binary Codes
9
Special theory of Relativity
8
Boolean Algebra and Logic Gates
8
Multi-electron atoms
7
The Monte Carlo Methods and Simulation
6
Flip-Flops
6
Thermodynamic Potentials
5
D/A and A/D Conversion
4
Counters and Registers
4
Relativistic Quantum Mechanics
3
Memory Devices
3
Radiation
2
Computer Applications
1
Semiconductors
1
Quantum Concepts and Detailed Atomic Structure
1
Galaxies
1
Stars
1
Questions by Topic (নির্বাচন করতে বারে ক্লিক করুন)
Operators and commutation of operators
53
Atomic spectra-the Bohr atom, Energy levels and spectra
40
Reflection and refraction at the boundary of two non-conducting media (normal and oblique incidence)
39
Photoelectric effect and its important features
38
Theories of lattice specific heat Einstein model and Debye model
32
Hermitian operators
31
Radioactive decay law
29
Eigenenergies and eigenfunctions of harmonic oscillator
27
The Q-value equation and threshold energy
27
X-rays: Production of continuous and characteristic X-rays
26
Propagation of electromagnetic waves in free space
26
State function and state function space
26
Calculation of electrostatic energy, binding energy, Madelung constant and bulk modulus
25
Maxwell velocity distribution and mean values
24
Wave guides
24
de Broglie's hypothesis
23
Rotational and vibrational energy levels
23
Alpha-particle scattering experiment and Rutherford model
23
Maxwell-Boltzmann Statistics and its Applications
23
The Boltzmann partition function
23
Poynting vector
23
Orthogonality and the sharing of eigenfunction sets
23
Miller Indices
23
Scattering cross section
22
Solution of the angular and radial part of the Schrödinger's equation of the hydrogen atom
22
Fermi gas
22
Neutrino hypothesis
22
Entropy
22
Uncertainty principle and its applications
21
Potential barrier
21
Propagation between parallel conducting plates
20
Potential well
20
Failures of classical mechanics and emergence of quantum mechanics
20
Fission and fusion reactions
20
Angular momentum operators in spherical polar coordinates
20
Scattering by a free electron
19
Boundary conditions on the field vectors
19
Phase Space and Phase Trajectory
19
Liouville's theorem and its Consequences
19
Maxwell's equations
19
Propagation of electromagnetic waves in conducting media
19
Bragg Diffraction in Reciprocal Lattice
19
Normal Zeeman effect
19
Energy in electromagnetic fields
18
Commutation relations
18
Dielectric Constants and Polarizabilities
18
Interaction and absorption of gamma rays
18
Compton effect
18
Phase velocity and group velocities of matter waves
17
Entropy, Free energy and other thermodynamic functions and their equilibrium conditions
17
Schrödinger's equation for the hydrogen atom in spherical coordinates
17
Potential step
17
Normal and anomalous dispersion
16
Schrödinger equation
16
Wave equations for E and H and their solutions
16
Scalar and vector potentials
16
Ehrenfest's theorems
16
Electrical conductivity and Ohm's law
16
Particle Statistics: Principle of indistinguishability for quantum particles, Spin-statistics connection, Exchange degeneracy
14
Skin depth
14
Heisenberg uncertainty principle
14
Vibrations of monatomic linear lattice
14
Cavity resonators
14
Probability current density
14
Four quantum numbers
13
Inter-planar Spacing Concept of Reciprocal Lattice
13
Magnetic dipole moment and electric moments
13
Pauli exclusion principle and the periodic table
12
Ensembles: Microcanonical Ensemble, Canonical Ensemble-its Connection with thermodynamic parameters and grandcanonical ensemble
12
Equation of continuity
12
Measurements in quantum mechanics: Expectation values
12
Binding energy: Binding energy curve
12
Scintillators properties of different phosphors
12
Radiometric dating, Types of decay
12
Geiger-Nuttal law and theory of alpha decay
12
Time variation of expectation values
12
Atomic spectra-the Bohr atom
11
Concepts and postulates of quantum mechanics
11
Unit Cell
11
Concept of Reciprocal Lattice
11
Parabolic Equations - Diffusion
10
Dispersion in gases
10
Pair production and pair annihilation
10
Electron Spin, Fine structure and anomalous Zeeman effect
10
Energy levels and spectra
10
Nuclear motion and reduced mass
10
Fermi-Dirac distribution function
10
Mean free path, Viscosity and Diffusion
10
Superfluidity in Liquid He
10
Quantum mechanical tunneling
10
Hilbert space
10
Bravais Lattice
10
Ionic crystals
10
Nuclear forces
10
Quarks, hadrons and leptons
10
Semi-empirical mass formula
10
Photon interactions - photoelectric effect, Compton scattering, pair production and annihilation
10
Atomic excitation-Frank-Hertz experiment
10
Radiation from a half-wave antenna
10
Gas-filled counters - ionization chambers, proportional and Geiger-Müller counter
10
Cyclotron
10
Packing Factor
10
Maxwell's modification of Ampere's law
9
Time-dependent and time-independent Schrödinger's equations
9
Wiedmann-Franz law
9
Energy levels and density of states in one dimension
9
Planck's radiation law
9
Electric dipole radiation
9
Clausius-Mossotti Relation
9
Davission-Germer experiment
9
Angular momentum
9
Propagation of electromagnetic waves in ionized gases
9
Total internal reflection
8
Domain of quantum mechanics
8
Vibrations of diatomic linear lattice
8
Stopping power, range and strangling for charged nuclear particles
8
Vector atom model -s and $j-j$ coupling
8
Specific heat of solids
8
Eigenfunctions and basis vectors
8
Eigenvalue equations
8
Introduction to Numerical Computing
7
Errors in Numerical Methods, Numerical Instabilities
7
X-ray diffraction
7
Quantum liquids with Bose-type spectrum
7
Stirling Approximation
7
Retarded potentials
7
Solution of Schrödinger's equation for the one-dimensional harmonic oscillator
7
Free electron gas in three dimensions
7
Interatomic forces and crystal bonding
7
Dielectric Phenomena in an Ac Field
7
Standard Model of Particle Physics, Three generations of particles
7
Introduction
7
Laue equations and Bragg law
7
Mass defect
7
Solids at low and high temperature
7
Mirror nuclei
7
Local Electric Field at an Atom
7
Photons and gravity
7
Elliptic Equations Poisson's Equation, 1-D Problem with Dirichlet Boundary Conditions, 2-D Problem with Neumann Boundary Conditions, Example Solution of Poisson's Equation in 1-D, 2-D And 3-D
6
Thermodynamic Probability
6
Pyro, piezo and Ferroelectricity
6
Van de Graff accelerator
6
Black holes
6
Scattering by a bound electron
6
Specification of States of a System
6
Arithmetic Circuits: Complements: The r's and $(r-1)^{,}$ s complements
6
Expectation values of some observables for the pure and mixed states of harmonic oscillator
6
Macrostates and Microstates
6
Raman effect
5
Volume in Phase Space
5
Thermodynamic Potentials U, H, F and G: Their Definitions, Properties and Applications.
5
The Specific heat of Solids
5
Symmetry operations
5
Fine structure
5
Euler's Method
5
Matrix Eigenvalue Problems Schrödinger's Equation, General Principles, Full Diagonalization, The Generalized Eigenvalue Problem, Partial Diagonalization, Sturm Sequence, Sparse Matrices and The Lanczos Algorithm, Numerical Solution of Schrodinger Equation for Spherically Symmetric Potentials - Scattering States, Calculation of Phase Shifts, Resonance
5
The Drude free electron theory
5
Nonelectronic dynamical properties: Phonon
5
Bose-Einstein distribution function and it's application
5
Drude phenomenology of electronic properties, Fermi gas, Energy levels and density of states in one dimension
5
Phonon momentum
5
Radioactive equilibrium
5
Number base conversion.
5
Drude-Lorentz harmonic oscillator model
5
Fermi gas, Energy levels and density of states in one dimension
5
Fission energy and thermonuclear energy
5
Nuclear and chemical reactions
5
Bohr atom and old quantum theory
5
Attenuation and shielding
5
Reaction cross sections, Resonances, Optical potential, Direct and compound-nuclear mechanisms
5
The Runge-Kutta Method
4
Thermionic Emission
4
Statistical Equilibrium
4
Harmonic oscillator
4
Bose-Einstein Condensation
4
Elastic vibration of a continuous medium
4
Wave functions of identical particles. Exchange symmetry.
4
Reaction dynamics
4
Propagation between parallel conducting plates, Wave guides
4
Hall effect
4
Gauss Elimination Methods
4
Stochastic Processes, Markov Chain
4
D-type flip-flop: Unclocked and clocked D flip-flop
4
Lienard-Wiechert potentials
4
Measurement of alpha-particle energies
4
Conservation of energy
4
Coulomb displacement energy
4
Van der Waals and repulsive interactions
4
Angular momentum: Spin, parity and symmetry
4
Measurement of disintegration energies
4
Electron Spin
4
Constitution of the nucleus
4
Simple Crystal Structures
4
Molecular bonds
3
The Postulates of Classical Statistical Mechanics
3
Density of States and its General Behavior
3
Thermodynamic classification of Phase transition
3
Propagation of electromagnetic waves in conducting media, Skin depth
3
Propagation of electromagnetic waves in isotropic non-conducting media
3
Heat capacity of the electron gas
3
Negative energy states and hole theory
3
LINAC
3
Adaptive Integration Methods
3
Iterative Methods, The Jacobi Method, The Gauss-Seidel Method
3
Liquid drop model and Shell model
3
Condition of alpha decay
3
Hund's rules.
3
Direct and compound-nuclear mechanisms
3
Internal conversion
3
Boolean functions
3
D/A accuracy and resolution
3
Map method: Truth table to Karnaugh maps
3
Normal and Umklapp processes
3
Stopping of neutrons
3
Theory of alpha decay
3
Properties of gamma rays
3
Stern-Gerlach experiment
3
Successive radioactive transformations
3
Velocity addition
2
Relativistic Mass and Energy
2
Pauli Paramagnetism
2
Fermi-Dirac gas
2
Fermi Energy
2
Quantum liquids with Fermi-type spectrum
2
Electrical Conductivity, Brownian motion
2
Boltzmann transport equation
2
Transition from Classical to Quantum Statistical Mechanics
2
The Crystalline State of Solids
2
Natural and artificial radioactivity
2
Types of Equations
2
Hyperbolic Equations Wave Equations, wave propagation, initial conditions and limits, modes, Eigen frequencies, stability analysis
2
Thomson model of atom
2
Fermi Velocity and Mean Velocity of a free electron in a Metal
2
Forced vibration
2
Poynting vector, Energy in electromagnetic fields
2
Retarded potentials, Lienard-Wiechert potentials
2
Planck's radiation law; Solar constant.
2
Hamiltonian operator
2
Metal crystals and hydrogen bonded crystals
2
Measurements of nuclear mass and charge radii: electron scattering, muonic atoms
2
Neutron sources
2
Stability analysis of numerical schemes
2
Solution by Taylor Series
2
Monte-Carlo Integration
2
Laws and theorems of Boolean algebra
2
BCD shift registers
2
Multiplexers
2
Different number systems: Binary numbers
2
Vector atom model -s and j-j coupling
2
Resonance scattering
2
Nuclear dimensions, Electron orbit
2
Brillouin Zones
2
Electromagnetic radiation
2
Particles and waves in nature
2
Crystals of inert gases
2
Alpha decay properties
2
multipolarity, selection rules and decay probabilities
2
The Photon Gas
2
Many-electron atoms and atomic spectra
2
Radiation from an oscillating dipole
2
Covalent crystals
2
Enumeration of normal modes
2
Field of a moving point charge
2
Reciprocal Lattice
2
Drude phenomenology of electronic properties, Fermi gas
2
Fine structure and anomalous Zeeman effect
2
Particle-In-Cell Codes --Introduction, Normalization Scheme, Solution of Electron Equations of Motion, Evaluation of Electron Number Density, An Example ID PIC Code
1
de Broglie's hypothesis, Davission-Germer experiment
1
Basic Postulates of special theory of relativity
1
length contraction and time dilation
1
Rotational and vibrational energy levels, Electronic spectra of molecules
1
Maxwell's modification of Ampere's law, Maxwell's equations
1
concept of hole charge carriers and effective mass
1
Molecular orbital theory applied to covalent bonding.
1
Pauli exclusion principle.
1
Hydrogen molecule.
1
Finite Difference and Finite Element Schemes
1
The Fast Fourier Transform and applications
1
Introduction to Nonlinear Systems Period-Doubling Bifurcations, The Route to Chaos, Sensitivity to Initial Conditions, The Definition of Chaos, Periodic Windows
1
Systems of Equations and Matrix Inversion -- Exact Methods, Iterative Methods, The Jacobi Method, The Gauss-Seidel Method
1
Matrix Inversion
1
Experimental diffraction methods-Laue method: Rotating crystal method and power methods
1
Length contraction and time dilation
1
Lorentz transformations
1
H-theorem, validity of the equation
1
Magnetic dipole moment and electric moments, Nuclear deformation
1
Fission and fusion reactions, Fission energy and thermonuclear energy
1
Neutrino hypothesis, Measurement of disintegration energies
1
The Diffusion Equation 1-D Problem With Dirichlet, Neumann, Mixed Boundary Conditions, Explicit schemes, finite differences.
Electrical and thermal conductivity: scattering of electrons from crystal defects and phonons, Pauli paramagnetism, Sommerfeild theory of conduction in metals
1
Proton synchrotron
1
Metallic reflection
1
Peculiar galaxies and quasars
1
Assemblies
1
The hydrogen molecule
1
Properties of stars
1
Flavours and flavour mixing, Quark model with three flavours, Heavy-quark hadrons, CP violation, The origin (s) of mass
1
Phase velocity and group velocities of matter waves, de Broglie's hypothesis
1
Photoelectric effect and its important features, X-rays: Production of continuous and characteristic X-rays
1
Thomson model of atom, Alpha-particle scattering experiment and Rutherford model
