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Light Emitting Diode

the sodium ye...

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the sodium yellow doublet have wavelengths 5890 angstrom and λ angstrom and resolving power of a grating to resolve these lines is 982 then value of λ is

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(A)

: The resolving power of both microscope and telescope depends on the wavelength used.

Reason

(R)

: The resolving power of a lens is the ability to resolve the two images so that they are distinctly identified.

Q. Assertion :The resolving power of both miscroscope and telescope depends on the wavelength of light used. Reason: The resolving power of a lens is the ability to resolve the two images so they are distinctly indentified.

Q. A microscope is used with sodium light and its resolving power is not sufficiently large.Higher resolution will be obtained by using wavelength of

Q. Diameter of human eye lens is 2 million. What will be the minimum distance between two points, to resolve them, which are situated at a distance of 50 m from the eye. The wavelength of the light is 5000 angstrom.

Q. The ratio of resolving power of an optical microscope for two wavelengths

λ_{1} = 4000 Å

λ_{2} = 6000 Å

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