The energy operator in one-dimension is:

  1. \(i\frac{h}{2\pi}\frac{\partial }{\partial t}\)
  2. \(\frac{i}{h}\frac{\partial }{\partial t}\)
  3. \(-i\frac{h}{2\pi}\frac{\partial }{\partial x}\)
  4. \(-ih^2\frac{d}{dx}\)

Answer (Detailed Solution Below)

Option 1 : \(i\frac{h}{2\pi}\frac{\partial }{\partial t}\)
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CONCEPT:

Schroedinger wave equation:

  • Schrodinger wave equation is a mathematical expression describing the energymomentum, and position of the electron in space and time.
  • The Schrödinger equation (also known as Schrödinger’s wave equation) is a partial differential equation that describes the dynamics of quantum mechanical systems via the wave function.

 

EXPLANATION:

The one - dimensional time-dependent Schrödinger equation for a free particle is 

\(i\frac{h}{2\pi}\frac{\partial \psi \left ( x,t \right )}{\partial t}=\frac{h^{2}}{8\pi^{2}m}\frac{\partial^2 \psi \left ( x,t \right )}{\partial x^2}\)

Where Ψ(x,t) = Wave function, h = Planck constant and m = mass

The energy operator in one-dimension is given by:

\(\hat E = i\frac{h}{2\pi}\frac{\partial }{\partial t}\)

NOTE:

The momentum operator in one-dimension is given by:

\(\hat p =-i\frac{h}{2\pi}\frac{\partial }{\partial x}\)

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