A grating with 410 grooves/mm is used with an incandescent light source. Assume the visible spectrum to range in wavelength fromm 400 nm to 700 nm. How many orders can one see the entire visible spectrum

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A: Ans is:- spectrum resolving power. Option A is correct.

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A: The correct option is A : Half the incident intensity.

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Q: The wavelengths of light are 656.3 nm and 486.1 nm. Find the wavelengths in Angstrom units, Å.

A:

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Q: 3. When the bandwidth of x(t) is NN, find the bandwidth of x²(t).

A:

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A:

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Q: The luminous flux of a light bulb is 100 lumen at 1 m. What is the luminous flux at 2 m?

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Q: Question A1 A sodium laser emits a light beam of wavelength 589 nm in air, with a beam diameter of 3…

A: thank you

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Q: in refraction angle)

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Q: Which wavelength range does the green line of the mercury lamp belong to: 600- 700 nm, 500-600 nm,…

A: Which wavelength range does the green line of the mercury lamp belong to: 600-700 nm, 500-600 nm, or…