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Q. State Moseley's law.
The frequency of the spectral line in the qualities X-ray spectrum is directly proportional to the square of the atomic number (Z) of the element considered.
That is ν α Z2 or ν = a(Z - b)
Whereas a and b are constants depending upon the particular spectral line.
Find an expression for the angular frequency A small object oscillates back and forth at the bottom of frictionless hemispherical bow. The radius of the bowl is Rwanda the angle
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