Home Physics Wave Optics Wave Nature and Interference of Light When a beam of light is used to determine th…
Physics Wave Optics Wave Nature and Interference of Light MCQ (Single Correct)

When a beam of light is used to determine the position of an object, the maximum accuracy is achieved if the light is

A
Polarised
B
Of longer wavelength
C
Of shorter wavelength
D
Of high intensity

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The correct answer is:
C

When a beam of light is used to determine the position of an object, the maximum accuracy is achieved if the light is of shorter wavelength, because

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