Quantum Mechanics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 14 - 17 of 80

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 463 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 14

» Quantum Mechanics » Spin-Orbit Coupling

Appeared in Year: 2012

MCQ▾

Question

The minimum energy of a collection of 6 non – interacting electrons of spin Equation and mass Equation placed in a one dimensional infinite square well potential of width L is – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 15

» Quantum Mechanics » Commutators and Heisenberg Uncertainty Principle

Appeared in Year: 2012

MCQ▾

Question

Given the usual canonical commutation relation, the commutator Equation of Equation and Equation is - (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 16

» Quantum Mechanics » Commutators and Heisenberg Uncertainty Principle

Appeared in Year: 2014

MCQ▾

Question

Let Equation and Equation denote, respectively, the coordinate and momentum operators satisfying the canonical commutation relation Equation in natural unitsEquation . Then the commutator Equation is – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 17

» Quantum Mechanics » Variational Method

Appeared in Year: 2012

MCQ▾

Question

The wave function of a state of the hydrogen atom is given by,

Equation

Where, Equation is the normalized eigen function of the state with quantum numbers n, l and m in the usual notation. The expectation value of Equation is the state Equation is – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

f Page
Sign In