An astronomical telescope has an objective and an eyepiece of focal lengths \(40​​\text{cm}\) and \(4​​\text{cm}\) respectively. To view an object \(200​​\text{cm}\) away from the objective, the lenses must be separated by a distance:
1. \(46.0​​\text{cm}\) 2. \(50.0​​\text{cm}\)
3. \(54.0​​\text{cm}\) 4. \(37.3​​\text{cm}\)
Subtopic:  Telescope |
 63%
From NCERT
NEET - 2016
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
Links
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital