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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 incidence is zero an it depend onthe wave lenght of the light.
If a hydrogen atom in its ground state absorbs a photon with a wavelength of 93 nm, it jumps to an excited state. What is the value of the energy in that excited state?
mole; mol The basic SI unit of substance, explained as the amount of substance which contains as many elementary units (molecules, atoms ions, etc.) as there are atoms in 0.01
describe the phenomenon of nicol prism activity
Q. Evaluate Diameters of Bright and Dark Newtons Rings? Let ‘R' is the radius of curvature of a Plano-convex lens resting at a glass plate PQ. If t be the thickness of air film
what is expansion of solids
How is laser in treatment use as cooling? Lasers cooling treatment: A technique which has had recent success is laser cooling. It involves atom trapping, a process where a n
Basic principles of spectrophotometry: An absorbance spectrophotometer is an instrument that measures the fraction of the incident light transmitted through a solution
what is power of lens?
two free charges +q and +5q are a distance L apart. A third charge is placed so that the entire system is in equilibrium.find the location and magnitude and sign of the charge.
how to prepare for logic gate project?
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