what should be the aperature of the objective of the telescope?

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A telescope is used to resolve two stars separated by 4.6 * 10^-6 rad. If the wavelength of light used is 5460 A, what should be the aperature of the objective of the telescope?
11
Oct
A telescope is used to resolve two stars separated by 4.6 * 10^-6 rad. If the wavelength of light used is 5460 A, what should be the aperature of the objective of the telescope? A telescope is used to resolve two stars separated by 4.6 * 10^-6 rad. If the wavelength of light used is [...]
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