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If the refracting telescope is used …

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If the refracting telescope is used to view the moon , what is the diametre of the moon formed by the objective lens ? The diametre of the moon is 3480000m and the lunar orbit is 380000000m , the focal length of the objective is 15cm and for eye piece 1cm .

Posted by Yagyesh Dubey 7 years, 3 months ago

CBSE > Class 12 > Physics

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