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.
Noether theorem (Noether): A theorem that explains that symmetries are what gives rise to conserved quantities. For example, the translational symmetry (that is the fact that the laws of physics work the same in all positions) gives r
What do you mean by Fission and Fusion?
Lyman series: The sequence that explains the emission spectrum of hydrogen whenever electrons are jumping to the ground state. Each and every line is in the ultraviolet.
What is Curie constant and Curies law? Curie constant: C (P. Curie): The characteristic constant, dependent on the material in question that points out the proportionality among its susceptibility
Briefly state the definition of Pascal’s principle?
Steradian: sr: The supplementary SI unit of solid angle stated as the solid central angle of a sphere which encloses a surface on the sphere equivalent to the square of the sphere's radius.
Name the instrument which is used to measure the volume? Explain in short?
Briefly illustrate how do fireworks turn to shapes similar to hearts and stars?
Describe the reason in short why the length of a standard meter re-defined in the year of 1983?
Does solar radiation encompass a complete spectrum of all the forms of electromagnetic radiation?
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