Ray Optics and Optical Instruments

JEE Main · Physics · 14 past questions

These are the board's own papers. 195 more board questions reprinted in the books we use in class are for signed-in students: sign in.

6 of 14 · show all

1. Q1 2026 2 Apr Shift 1

   For a thin symmetric prism made of glass (refractive index 1.5), the ratio of incident angle and minimum…

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2. Q3 2026 2 Apr Shift 2

   If sunlight is focused on a paper using convex lens, it starts burning the paper in shortest time when the…

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3. Q5 2026 4 Apr Shift 2

   A convex lens is made from glass material having refractive index of 1.4 with same radius of curvature on…

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4. Q8 2026 5 Apr Shift 2

   A thin convex lens and a thin concave lens are kept in contact and are co-axial. Which of the following…

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5. Q11 2026 6 Apr Shift 2

   Angle of minimum deviation is equal to the half of the angle of prism in an equilateral prism. The refractive…

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6. Q14 2026 8 Apr Shift 2

   Some distant star is to be observed by some telescope of diameter of objective lens a, at an angular…

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