| ⇦ | 
| ⇨ |
Two lenses of power 15 D and -3 D are placed in contact. The focal length of the combinations is
Options
(a) 10 cm
(b) 15 cm
(c) 12 cm
(d) 8.33 cm
Correct Answer:
8.33 cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - An ideal black body is equivalent to
- In a mass spectrometer used for measuring the masses of ions, the ions
- The kirchoff’s first law (∑i=0) and second law (∑iR=∑E), where the symbols
- A compass needle which is allowed to move in a horizontal plane
- In communication with help of antenna if height is doubled then the range
Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An ideal black body is equivalent to
- In a mass spectrometer used for measuring the masses of ions, the ions
- The kirchoff’s first law (∑i=0) and second law (∑iR=∑E), where the symbols
- A compass needle which is allowed to move in a horizontal plane
- In communication with help of antenna if height is doubled then the range
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply