Define Fermats principle
Fermat's principle: principle of least time (P. de Fermat): The principle, put onward by P. de Fermat that explains the path taken by a ray of light among any two points in a system is for all time the path which takes the least time.
Explain how is energy transformed in the windmills?
Coanda effect: The effect which points out that a fluid tends to flow all along a surface, instead of flowing via free space.
What is Anthropic principle? Explain Weak anthropic principle and Strong anthropic principle? Q : Heating a bucket of water than the cup Briefly describe the reason why it takes longer to heat a bucket of water than the cup of water?
Briefly describe the reason why it takes longer to heat a bucket of water than the cup of water?
Woodward-Hoffmann rules: The rules leading the formation of products throughout certain kinds of organic reactions.
Millikan oil drop experiment (R.A. Millikan): A famed experiment designed to compute the electronic charge. The drops of oil were carried past a consistent electric field among charged plates. Subsequent to charging the drop with x-ra
Relativity principle: The principle, utilized by Einstein's relativity theories, that the laws of physics are similar, at least qualitatively, in all frames. That is, there is no frame which is better (or qualitatively any different) from any other. T
Pauli Exclusion Principle (W. Pauli; 1925): No two similar fermions in a system, like electrons in an atom, can contain an identical set of the quantum numbers.
Explain in short on which the gravitational force depends on?
Causality principle: The principle which cause must always precede effect. More properly, when an event A ("the cause") somehow persuades an event B ("the effect") that take
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