CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 76  79 of 463
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Question number: 76
» Electronics and Experimental Methods » Amplification » OpAmp Based
Appeared in Year: 2012
Question
In the op – amp circuit shown in the figure, is a sinusoidal input signal of frequency 10 Hz and V_{0} is the output signal.
The magnitude of the gain and the phase shift, respectively, close to the values – (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 77
» Mathematical Methods of Physics » Eigenvalues and Eigenvectors
Appeared in Year: 2012
Question
The eigenvalue of the matrix are, (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 78
» Thermodynamic and Statistical Physics » Laws of Thermodynamics
Appeared in Year: 2012
Question
Let be the work done in a quasistatic reversible thermodynamic process. Which of the following statement about is correct? (December)
Choices
Choice (4)  Response  

a.  is a perfect differential if the process is adiabatic 

b.  is always a perfect differential 

c.  cannot be a perfect differential 

d.  is a perfect differential if the process is isothermal 

Question number: 79
» Mathematical Methods of Physics » Elementary Probability Theory
Appeared in Year: 2012
Question
A ball is picked at random from one of two boxes that contain 2 black, 3 white and 4 white, 3 black balls respectively. What is the probability that it is white? (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

