When a beam of light is used to determine the position of an object, t – McqOptions

MCQOPTIONS

1.	When a beam of light is used to determine the position of an object, the maximum accuracy is achieved if the light is [AIIMS 2003]
A.	Polarised
B.	Of longer wavelength
C.	Of shorter wavelength
D.	Of high intensity
Answer» D. Of high intensity

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