Quantum Mechanics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 42  45 of 80
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Question number: 42
» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation
Appeared in Year: 2013
Question
In the Born approximation, the scattering amplitude for the Yukawa potential,
Is given by, (in the following ) (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 43
» Quantum Mechanics » SpinStatistics Connection
Appeared in Year: 2013
Question
A spin particle A undergoes the decay,
where it is know that B and C are also spin particles. The complete set of allowed values of the spin of the particle D is – (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 44
» Quantum Mechanics » Time Dependent Perturbation Theory
Appeared in Year: 2014
Question
The ground state eigenfunction for the potential , where is the delta function, is given by , where A and are constants. If a perturbation is applied, the first order correction to the energy of the ground state will be – (June – 2014)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 45
» Quantum Mechanics » Commutators and Heisenberg Uncertainty Principle
Appeared in Year: 2013
Question
If the operators A and B satisfy the commutation relation , where is identity operator, then – (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

