Quantum MechanicsElementary Theory of Scattering (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1  4 of 6
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Question number: 1
» Quantum Mechanics » Elementary Theory of Scattering » Phase Shifts
Appeared in Year: 2014
Question
A double slit interference experiment uses a laser emitting light of two adjacent frequencies and . The minimum path difference between the interfering beams for which the interference pattern disappears is – (June 2014)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» 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: 3
» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation
Appeared in Year: 2014
Question
The scattering amplitude for the potential ; where and are positive constants, is given, in the Born approximation, by (in the following and ) – (June – 2014)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation
Appeared in Year: 2014
Question
An electron is in the ground state of a hydrogen atom. The probability that it is within the Bohr radius is approximately equal to – (June – 2014)
Choices
Choice (4)  Response  

a.  0.32 

b.  0.90 

c.  0.60 

d.  0.16 
