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Q. State Huygen's principle.
Huygen's principle:
(a) Every point on a specified wave front may be considered as a source of secondary wavelets which spread out with the speed of light in that medium and
(b) The new wave front is the presumptuous envelope of the secondary wavelets at that instant.
What is an optical port? In the fiber optics industry, optical port is the component that physically produces the connection or interface in between the harness and the illumin
calculate the amplitude of wave of y= (0.045m) sin x (5.2t+4.0x)
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what is the angle of incidence when the refracted and the reflected ray are parallel to one another? does this angle depend on the wavelength of light? Ans) The angle of inciden
With the help of neat & labelled diagram. Explain the principle & working of a moving coil galvanometer. What is importance of radial magnetic field.
A customer requested the design of a Heat Exchanger and provided the following information to the Engineering Department. In his factory, as part of the process upgrade, there is a
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Explain the working of Transformers A transformer often uses a core, which looks like a square donut of iron, to change the voltage applied to the primary coil to a new larger
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