Resolution: The two stars in a binary star system have an angular separation of 1.0 × 10-5 rad. If the wavelength of the light from the system is 500 nm, what is the smallest diameter aperture telescope that could just resolve this system to show that it contains two stars?
A. 0.50 cm
B. 0.61 cm
C. 5.0 cm
D. 6.1 cm
Answer: D
Physics & Space Science
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