CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 408  411 of 463
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Question number: 408
» Classical Mechanics » Periodic Motion » Normal Modes
Appeared in Year: 2016
Question
Consider circular orbits in a central force potential , where and . If the time period of a circular orbit of radius is and that of radius is , then is: (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 409
» Electronics and Experimental Methods » Operational Amplifiers
Appeared in Year: 2016
Question
Two sinusoidal signals are sent to an analog multiplied of scale factor followed by a low pass filter (LPF).
If the roll – off frequency of the LPF is , the output voltage is: (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 410
» Electromagnetic Theory » Laplace and Poisson Equations
Appeared in Year: 2016
Question
The Laplace transform of
is: (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 411
» Quantum Mechanics » Schrodinger Equation » Time Dependent
Appeared in Year: 2016
Question
A particle of charge in one dimension is in a simple harmonic potential with angular frequency . It is subjected to a time – dependent electric field , where and are positive constants and . If in the distant past the particle was in its ground state, the probability that it will be in the first excited state as is proportional to: (December)
Choices
Choice (4)  Response  

a. 


b.  0 

c. 


d. 

