Ray Optics

JEE Main Physics · 15 questions

All questions, latest first

• A thin biconvex lens is prepared from the glass (μ=1.5) both curved surfaces of which have equal radii of 20 cm each. Left side…20268 April, Shift 2 · Q30
• Light ray incident along a vector A O( A O=2 i-3 j) emerges out along vector O B( O B=C i-4 j) as shown in the figure below. The…20268 April, Shift 2 · Q42
• Angle of minimum deviation is equal to the half of the angle of prism in an equilateral prism. The refractive index of the prism…20266 April, Shift 2 · Q42
• A concave mirror of focal length 10 cm forms an image which is double the size of object when the object is placed at two…20266 April, Shift 2 · Q50
• A spherical interface lens of radius R separates two media of refractive indices 1 and 1.4 respectively as shown in the figure…20266 April, Shift 1 · Q41
• A thin convex lens and a thin concave lens are kept in contact and are co-axial. Which of the following statements is correct for…20265 April, Shift 2 · Q40
• An object A B is placed 15 cm on the left of a convex lens P of focal length 10 cm. Another convex lens Q is now placed 15 cm…20265 April, Shift 2 · Q41
• A ray of light passing through an equilateral prism is having velocity 2.12 × 10^8 m / s in the prism material, then the minimum…20265 April, Shift 1 · Q40
• A compound microscope is designed with two symmetric biconvex lenses. The objective lens is cut vertically, creating two…20265 April, Shift 1 · Q42
• A convex lens is made from glass material having refractive index of 1.4 with same radius of curvature on both sides. The ratio…20264 April, Shift 2 · Q41
• A rod of length 10 cm lies along the principle axis of a concave mirror of focal length 10 cm as shown in figure. The length of…20264 April, Shift 1 · Q39
• One side of an equilateral prism is painted by a transparent material of refractive index n_2. The refractive index of prism is…20262 April, Shift 2 · Q41
• If sunlight is focused on a paper using convex lens, it starts burning the paper in shortest time when the lens is kept at 30 cm…20262 April, Shift 2 · Q49
• For a thin symmetric prism made of glass (refractive index 1.5), the ratio of incident angle and minimum deviation will be ____.20262 April, Shift 1 · Q40
• Refer the figure given below. μ_1 and μ_2 are refractive indices of air and lens material. The height of image will be ____ cm.20262 April, Shift 1 · Q41