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12th Standard English Medium Physics Subject Ray Optics Creative 3 Mark Questions with Solution Part - I Question Bank Software Jun-18 , 2021

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12th Standard English Medium Physics Subject Ray Optics Creative 3 Mark Questions with Solution Part - I

12th Standard English Medium Physics Subject Ray Optics Creative 3 Mark Questions with Solution Part - I

12th Standard

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Physics

Time : 00:30:00 Hrs
Total Marks : 15
    5 x 3 = 15

  1. Write the conditions for nature of objects and images.

  2. What is focus (or) focal point of a mirror?

  3. Define refractive index of a medium.

  4. An object is placed at the principal focus of a convex lens. Determine the position of the image making use of the lens equation.

  5. The image of a candle is formed by a convex lens on a screen. The lower half of the lens is painted black to make it completely opaque. Draw the ray diagram to show the image formation. How will this image be different from the one obtained when the lens is not painted black?

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