CSIR Physical Sciences: Questions 206  209 of 389
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Question number: 206
» Mathematical Methods of Physics » Linear Ordinary Differential Equations of First & Second Order
Appeared in Year: 2011
Question
The equation of the plane that is tangent to the surface at the point is – (December)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 207
» Quantum Mechanics » SpinStatistics Connection
Appeared in Year: 2014
Question
The effective spin – spin interaction between the electron spin and the proton spin in the ground state of the Hydrogen atom is given by . As a result of this interaction the energy levels split by an amount – (December)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 208
» Electromagnetic Theory » Reflection and Refraction
Appeared in Year: 2011
Question
Circularly polarized light with intensity is incident normally on a glass prism as shown in the figure. The index of refraction of glass is . The intensity I of light emerging from the prism is:
(June)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 209
» Thermodynamic and Statistical Physics » Blackbody Radiation
Appeared in Year: 2011
Question
A cavity contains blackbody radiation in equilibrium at temperature T. The specific heat per unit volume of the photon gas in the cavity is of the form , where is a constant. The cavity is expanded to twice its original volume and then allowed to equilibrate at the same temperature T. The new internal energy per unit volume is – (June)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
