Download here NCERT Solutions For Class 12 Physics Chapter 9 Ray Optics And Optical Instruments in PDF format. Get a detailed explanation of each question of Class 12 Ray Optics And Optical Instruments and fields, along with important questions. Class 12th Physics Part 2 Solution is hosted here with the complete details and explanation. NCERT12th Physics Solutions is based on the updated Class 12 Physics textbook.
To properly solve the question of Chapter Ray Optics And Optical Instruments, it is highly advised that school students should refer to 12th Physics Ray Optics And Optical Instruments Notes. Physics Chapter 8 Numerical and derivation based questions are very important for CBSE Exams.
NCERT Solutions For Class 12 Physics Chapter 9
There are 38 Most important questions in Chapter 9 are available. Students of class twelfth must solve all the question of Ray Optics And Optical Instruments. NCERT solution of Class 12th Physics Chapter 8 comprises of a detailed answer to all the important questions.
| Class | XII |
| Subject | Physics |
| Chapter | 9 |
| Chapter name | Ray Optics And Optical Instruments |
| Part | 2 |
| No of Numerical | 38 |
All the theorems and concepts based question of Chapter 9 – Electromagnetic Waves are explained with the help of examples for CBSE Board exams.
Class 12 physics NCERT Solutions Ray Optics And Optical Instruments Important Questions
Question 9.1:
A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image.
If the candle is moved closer to the mirror, how would the screen have to be moved?
Answer
Size of the candle, h = 2.5 cm
Image size = h’
Object distance, u = −27 cm
Radius of curvature of the concave mirror, R = −36 cm
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