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Fermat's principle; principle of least time (P. de Fermat):
The principle put by P. de Fermat, which states the path taken through a ray of light among any two points into a system is always the path which takes the least time.
What is the mass of a two stage launch vehicle capable of putting a 100kg satellite into orbit around Mars, beginning in a parking orbit altitude at Earth of 200 km. Solve this pro
Explain Resistance Resistance: Interaction among flowing charges and atoms in electric circuit which resists (slows) current flow SI units: volt per ampere ≡ ohm (Ω)
Give a mathematical expression for linear width of principal maxima in case of single slit Fraunhofer diffraction.
In structuring the image does light from the object necessarily pass through the location of the image? Ans: No In reality in the case of a plane mirror (defining the obje
What are the types of fibre optics?
Newton''s rings are formed between a spherical lens surface and an optical flat. If the tenth bright ring of green light (545.1 nm) is 7.89 mm in diameter, what is the radius of cu
help by post offoce box explan rasistance of a wire
Two particles of equal mass m go around a circle of radius R under the influence of their mutual gravitational attraction.the speed of each particle with respect to their center of
COHERENCE : 1) Visible light energy is emitted when the excited electrons in atoms undergo transitions to the ground state. 2) In ordinary light sources, these transitions
Research the topic of RLC circuits with AC sources. Explain what is given in a general problem involving a circuit and what is asked for. Explain the terms which comprise an RLC ci
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