The Two Stars in a Binary Star System Have an Angular

question 100

Multiple Choice

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

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