Physics

Problem

Light of wavelength

550\,\text{nm}

is used with a telescope whose objective diameter is

1.5\,\text{m}

. Using

1\,\text{arc-sec}=4.85\times10^{-6}\,\text{rad}

, the minimum angular separation that can be resolved is closest to a)

0.18\,\text{arc-sec}

0.09\,\text{arc-sec}

0.30\,\text{arc-sec}

0.08\,\text{arc-sec}