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"It is more important to have beauty in the equations of physics than to have them agree with experiments". The great British physicist P. A. M. Dirac held this view. Criticize this statement. Look out for some equations and results in this book which strike you as beautiful.

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Equation of Einstein for mass and energy:
`E = mc^(2)`
By this equation, nuclear fusion process can be understood which is existing in Sun and some other stars. Moreover, how the energy is generated in nuclear fusion and nuclear fission this can also be explained by this equation.
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Though the statement quoted above may be disputed, most physicists do have a feeling that the great laws of physics are at once simple and beautiful. Some of the notable physicists, besides Dirac, who have articulated this feeling, are Einstein, Bohr, Heisenberg, Chandrasekhar and Feynman. You are urged to make special efforts to get access to the general books and writings by these and other great masters of physics. (See the Bibliography at the end of this book.) Their writings are truly inspiring!

KUMAR PRAKASHAN-PHYSICAL WORLD-Section - B Textual Exercise
  1. The shells of crabs found around a particular coastal location in Japa...

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  2. The industrial revolution in England and Western Europe more than two ...

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  3. It is often said that the world is witnessing now a second industrial ...

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  4. Write in about 1000 words a fiction piece based on your speculation on...

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  5. Attempt to formulate your 'moral' views on the practice of science. Im...

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  6. Science, like any knowledge, can be put to good or bad use, depending ...

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  7. Science, like any knowledge, can be put to good or bad use, depending ...

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  8. Science, like any knowledge, can be put to good or bad use, depending ...

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  9. Science, like any knowledge, can be put to good or bad use, depending ...

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  10. Science, like any knowledge, can be put to good or bad use, depending ...

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  11. Science, like any knowledge, can be put to good or bad use, depending ...

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  12. Science, like any knowledge, can be put to good or bad use, depending ...

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  13. Science, like any knowledge, can be put to good or bad use, depending ...

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  14. Science, like any knowledge, can be put to good or bad use, depending ...

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  15. Science, like any knowledge, can be put to good or bad use, depending ...

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  16. India has had a long and unbroken tradition of great scholarship in ma...

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  17. Though the law gives women equal status in India, many people hold uns...

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  18. "It is more important to have beauty in the equations of physics than ...

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  19. Though the statement quoted above may be disputed, most physicists do ...

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  20. Textbooks on science may give you a wrong impression that studying sci...

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