An astronomical refracting telescope will have large angular magnification and high angular resolution when it has an objective lens of:
1. | small focal length and large diameter. |
2. | large focal length and small diameter. |
3. | large focal length and large diameter. |
4. | small focal length and small diameter. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | \(46.0\) cm | 2. | \(50.0\) cm |
3. | \(54.0\) cm | 4. | \(37.3\) cm |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology