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  1. n.karthick

    How not to get stuck up with one approach?

    Hi, I am used to do things independently in my life and rarely takes the advice of others. The one important problem I often face is, whenever I try a method i always stick to it even if it doesn't work. I try to fight with the same approach to find solution to the problem in hand. Though I am...
  2. n.karthick

    Horoscope and its effects on marriage

    Hi I am from India, a Hindu by birth (Hinduism is a religion). Here horoscope match is considered essential for marriage. My horoscope was found to be bad since it contains http://en.wikipedia.org/wiki/Mangal_Dosha" [Broken] (Mars danger) and naga dosha (snake danger). It is believed that if a...
  3. n.karthick

    Is it correct to give top priority for survival in academics?

    Hi, I am a postgraduate student doing Master of Science(by research) in a reputed Institute in India. I registered for my course on January 2008 and I have not yet completed my course. The requirement for completion of this course is to get a research paper published in reputed journal...
  4. n.karthick

    What are genes, chromosome and DNA?

    Hi I am not from biological background and I seek simple explanations for the above (genes, chromosome and DNA) I know plenty of material are available in net, but if some one explains me what they are and how they are connected in essence I would be grateful to him. These terms are repeatedly...
  5. n.karthick

    Medical Will thumb impression change due to injury?

    Hi, Thumb impression is being used in many legal documents for identification of person. I have provided my thumb impression in some legal documents too. My doubt is, if I have some injury in my thumb and after it is cured, will my thumb impression be the same or different? how can I be sure...
  6. n.karthick

    Which organ of human body has longest life

    Hi, I am not biology student and I want to know this In our body, which organ can live for long time and how long it can live? also which is the organ with shortest life? Nowadays people talk about donating eyes, kidneys after their death. So I got this doubt, that whether these organs are...
  7. n.karthick

    Are these two shapes topologically same

    Consider the two shapes circle and circle with a line attached it. (Figure is attached) Are they topologically same?. As far as I know if we bend, stretch a shape and attain another shape both are topologically same. I feel that circle can be stretched in some way and can be made to a circle...
  8. n.karthick

    Is mathematics really the Queen of Sciences?

    Once the famous mathematician Carl Friedrich Gauss quoted "Mathematics is the queen of Sciences". In my view mathematics is a language, a tool for Scientific knowledge and its representation. Mathematics makes our job easier in manipulating the knowledge because it gets in to elegant and...
  9. n.karthick

    Counting stars in the sky

    Hi I want to know how astronomers count the number of stars (or any other celestial object for that matter) in the sky. Will they take a photograph and do some signal processing like counting the number of brightest spots? Is it possible to count accurately since there are billions and...
  10. n.karthick

    Right brained please help

    Hi all, I am right brained and my academic career is seriously affected. I am a graduate student and I am not able to cope up with my fellow mates who are all almost left brained i.e., well organised, sequentially doing things, good at maths etc etc., (I am not completely weak in math, the way...
  11. n.karthick

    Save a thread for future reference

    Hi all, I have found many useful threads on my topics of interest with discussions, answers from many people that are spanning for few pages. Now I am wondering how can I save a particular thread in a neat format, so that I can store it as a future reference. As of now I have just copy all the...
  12. n.karthick

    LaTeX Integral sign in Latex

    I am using Latex for typesetting technical document. The default \int command produces the integral sign in somewhat slanting style. But I need the integral sign which look straight as I get in Mathtype software. Even though one may feel, why can't I just accept the default style of integral...
  13. n.karthick

    What Einstein meant by following quote?

    "Everything should be made as simple as possible, but not simpler" What I understood is we should not improve the old things, instead we should find an entirely new and easier way of doing the same thing. Does he mean that progress should not be made step by step like improving the age old...
  14. n.karthick

    Regarding Backup UPS operation

    I have a 500 VA backup UPS for my computer. Whenever I switch ON my UPS it takes around 30 seconds to come to normal (to get Green signal), till then orange light will be emitted. I think UPS is in self-test mode at that time. Is it safe to switch ON my CPU and monitor or at least my CPU before...
  15. n.karthick

    Irrational number approximation by a rational number

    Is there a way ( a theorem ) to find a rational number for a given irrational number such that it is an approximation to it to the required decimal places of accuracy. For example 22/7 is an approximate for pi for 2 decimal places.
  16. n.karthick

    Mass to energy conversion in living beings

    I have a doubt regarding mass to energy conversion. Suppose I consume m1 kg of food at beginning of a day. Will it be equal to the mass of solid and liquid wastes out of my body on that day (say m2) and increase in mass of my body (say m3) and added to energy gained by me from that food (Eg)...
  17. n.karthick

    Energy required per day for survival by an individual

    I want to know how much energy is required by an average individual per day for his survival, assuming he is doing normal work. is there any rough estimate? (say some thousands of joules !!!!). I like to know this rough value and I want to convert this is to electrical equivalent (i.e, in kWhr)...
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