Quantum Mechanics II - SS3 Physics Past Questions and Answers - page 1
What does the Schrodinger equation describe?
The behaviour of light waves
The behaviour of particles in a classical system
The behaviour of particles in a quantum system
The behaviour of particles in a relativistic system
The Schrodinger equation is a:
Linear partial differential equation
Non-linear partial differential equation
Ordinary differential equation
Non-linear ordinary differential equation
The solutions to the Schrodinger equation are:
Probability amplitudes
Probability densities
Wave functions
All of the above
Which of the following is NOT a postulate of quantum mechanics?
Wave-particle duality
The uncertainty principle
The Schrodinger equation
The principle of least action
Which of the following operators corresponds to the momentum of a particle in quantum mechanics?
iħ∂/∂t
-iħ
iħ∂/∂x
-iħ∂/∂y
What is the logic for the Schrödinger equation?
The Schrödinger equation is a fundamental equation in quantum mechanics that describes the time evolution of a quantum mechanical state. The equation is a partial differential equation that describes how the wave function of a physical system changes over time. The wave function is a mathematical function that describes the probability amplitude of the system being in a particular state at a particular time.
Of what importance is the Schrödinger equation?
The Schrödinger equation is the fundamental equation of quantum mechanics, and it is used to describe a wide variety of physical systems, including atoms, molecules, and solid-state materials.
Which of the following is a property of a quantum state?
Mass
Charge
Energy
Probability
Which of the following is true about a quantum operator?
It always produces a definite value when applied to a quantum state.
It always produces an eigenstate when applied to a quantum state.
It always produces a probabilistic outcome when applied to a quantum state.
It always produces a classical value when applied to a quantum state.
What is a quantum state?
In quantum mechanics, a quantum state is a mathematical description of a physical system. Quantum states are represented by wavefunctions, which are complex-valued functions that describe the probability amplitude of a quantum system being in a particular state.