Quantum MechanicsPostulates of Quantum Mechanics (GATE (Graduate Aptitude Test in Engineering) Physics): Questions 1  4 of 6
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 622 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 350.00 or
Question number: 1
» Quantum Mechanics » Postulates of Quantum Mechanics
Appeared in Year: 2015
Write in Short
Consider a system of eight non – interacting, identical quantum particle of spin in a one dimensional box of length L. The minimum excitation energy of the system, in units of is ________
Passage
The wave function of a particle moving in free space is given by,
Question number: 2 (1 of 1 Based on Passage) Show Passage
» Quantum Mechanics » Postulates of Quantum Mechanics
Appeared in Year: 2012
Question
The probability current density for the real part of the wavefunction is –
Choices
Choice (4)  Response  

a. 


b.  0 

c.  1 

d. 


Question number: 3
» Quantum Mechanics » Postulates of Quantum Mechanics
Appeared in Year: 2012
Question
Consider the wavefunction for a ferromagnetic system consisting of two spin – half particles. The spatial part of the wavefunction is given by –
Where, and are single particle states.
The spin part of of the wavefunction with spin states and should be –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Quantum Mechanics » Postulates of Quantum Mechanics
Appeared in Year: 2009
Question
Which one of the functions given below represents the bound state eigen function of the operator in the region, , with the eigenvalue ?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

