CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 241  244 of 463
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 463 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Question number: 241
» Quantum Mechanics » Timeindependent Perturbation Theory and Applications
Appeared in Year: 2013
Question
A perturbation is added to the Hydrogen atom potential. The shift in the energy level of 2P state, when the effects of spin are neglected up to second order in , is – (Dec. 2013)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  0 

Question number: 242
» Thermodynamic and Statistical Physics » Diffusion Equation
Appeared in Year: 2013
Question
Consider the following ratio of the partial decay widest,
If the effects pf electromagnetic and weak interaction are neglected, then and are respectively is given as, (Dec 2013)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 243
» Electromagnetic Theory » Laplace and Poisson Equations
Appeared in Year: 2013
Question
If the electrostatic potential in a charge free region has the form , then the functional form of (in the following and are constants) is – (December – 2013)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 244
» Mathematical Methods of Physics » Fourier and Laplace Transforms
Appeared in Year: 2013
Question
The Fourier transform of the derivative of the Dirac function, namely , is proportional to – (Dec 2013)
Choices
Choice (4)  Response  

a. 


b. 


c.  1 

d.  0 
