Quantum Mechanics-Spin-Statistics Connection (CSIR Physical Sciences): Questions 5 - 6 of 11

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Question number: 5

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2011

MCQ▾

Question

The Hamiltonian of an electron in a constant magnetic field Equation is given by Equation where Equation is a positive constant and Equation denotes the Pauli matrices. Let Equation and Equation be the Equation unit matrix. Then the operator Equation simplifies to – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 6

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2014

MCQ▾

Question

The effective spin – spin interaction between the electron spin Equation and the proton spin Equation in the ground state of the Hydrogen atom is given by Equation . As a result of this interaction the energy levels split by an amount – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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