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bio website achiralsarkar.wordpress.com
location India
age 19
visits member for 4 months
seen Feb 21 at 14:25
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I am undergraduate student majoring in Physics.I like to see myself as an autodidact who is also a self-deluding dilettante.

Apart from physics, my interests include mathematics and computer science. I am a computer enthusiast and I enjoy science fiction and computer games. I also dabble in English literature, politics and philosophy.

I am a free thinker and advocate a naturalist world view.


Jan
24
accepted Physical Significance of Fourier Transform and Uncertainty Relationships
Jan
24
comment Physical Significance of Fourier Transform and Uncertainty Relationships
Though the FAQ of Stack Exchange discourages users from adding comments expressing thanks etc. I must say, this was just awesome! Thank you, very much!
Jan
24
asked Physical Significance of Fourier Transform and Uncertainty Relationships
Jan
3
answered Books that every physicist should read
Jan
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awarded  Supporter
Jan
1
awarded  Scholar
Jan
1
accepted System of Particles and Moment of Mass
Jan
1
comment System of Particles and Moment of Mass
Well, my textbooks says an expectation value of a random variable is the weighted average of all possible values that this random variable can take on.Mathematically,the expected value is the integral of the random variable with respect to its probability measure. And just one more doubt, what you call probability density and 'probability measure' is the same thing, I guess. Correct me if I am wrong
Jan
1
comment System of Particles and Moment of Mass
Well, your explanation is pretty straight forward for the first moment of mass but while talking about the second moment of mass, you say that it is the moment of (moment of mass). Since it is dimensionally correct , I guess, it is right but is it the correct of interpreting 'moment of inertia' which is a tensor when talking about a rigid body rotating in 3 D space? We ca get the components by your definition but what about the $ M(X^2+Y^2) $ component of the matrix
Jan
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awarded  Student
Jan
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comment System of Particles and Moment of Mass
Can you please elaborate on what you mean by 'expectation value'?
Jan
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awarded  Editor
Jan
1
revised System of Particles and Moment of Mass
edited body
Jan
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asked System of Particles and Moment of Mass
Jan
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awarded  Autobiographer