Ray Optics and Optical Instruments

CBSE Class 12 · Physics · 23 past questions

6 of 23 · show all

1. Q13 2024

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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2. Q14 2024

   The magnifying power of an astronomical telescope is 24. In normal adjustment, distance between its two…

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3. Q15 2024

   Explain the following…

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4. Q16 2024

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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5. Q17 2024

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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6. Q18 2024

   A convex lens (n = 1·52) has a focal length of 15·0 cm in air. Find its focal length when it is immersed in…

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