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ntProblemD 91371059 Part A Using Rayleigh\'s criterion, what is the smallest sep

ID: 2039085 • Letter: N

Question

ntProblemD 91371059 Part A Using Rayleigh's criterion, what is the smallest separation between two pointike objects that a person could clearly resolve at his near point of 22 5 cm with a pupil Gameter of 1.80 mm ? Assume thar the ight has a wavelength of 506 nm (To get a reasonable estimate without having to go through complicaled calculations, we'l ignore the effect of the flud in the eye) Express your answer in micrometers to three significant figures x Incorrect: Try Again; 3 attempts remaining Part B Based upon your answer does it seem that diftraction plays a significant role in liting our visual acuity? O Yes ?No ^ )??4/11/2018 Home End nsert elee 912

Explanation / Answer

a)

? = 1.22 ?/D

D = pupil diameter

Because ? is small >>>> ? = d/L

>>>> d = L * ?

           = L * (1.22 ?/D)

           = 0.225 * (1.22*506e-9/(1.80e-3))

           = 0.0772 mm

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b)

No because answer part (a) hss a smallest separation between two pointlike objects that a person could not resolve .