Ray Optics and Optical Instruments questions
782 published questions with worked solutions.
- A plano-convex lens fits exactly into a plano-concave lens. Their plane surfaces are parallel to each other. If the lenses are...
- A compound microscope has an objective and eyepiece as thin lenses of focal length 1 cm and 5 cm, respectively. The distance...
- The length of the compound microscope is 14 cm. The magnifying power for relaxed eye is 25. If the focal length of eye lens is 5...
- Refractive index of the medium is and wavelength is , then which of the following proportionality relation is correct? [MHTCET...
- A ray of light travelling through glass of refractive index 2 is incident on glass-air boundary at an angle of incidence 45^ . If...
- A ray of light is incident at an angle i on one face of a thin angled prism. The ray emerges normally from the other face....
- A ray of light is incident at an angle I on one face of prism of small angle A and emerges normally from the other surface. If is...
- A convex lens of focal length f is placed in contact with a concave lens of the same length. The equivalent focal length of the...
- The critical angle for light going from medium x to medium y is . The speed of light in medium x is V_x. The speed of light in...
- Glass has refractive index with respect to air and the critical angle for a ray of light going from glass to air is . If a ray of...
- The refractive index of the material of crystal is 1.68 and that of oil is 1.2. When a ray of light passes from oil to glass, its...
- A thin hollow prism of refracting angle 3^ , filled with water gives a deviation of 1^ . The refractive index of water is [MHTCET...
- The equi-convex lens has a focal length f. If the lens is cut along the line perpendicular to the principal axis and passing...
- The angle made by incident ray of light with the reflecting surface is called [MHTCET 2018]
- In compound microscope, the focal length and aperture of the objective used is respectively [MHTCET 2017]
- A ray of light is incident on a medium of refractive index at an angle of incidence i. After refraction the angle of deviation is...
- Which one of the following is NOT the correct formula for refractive index of glass w.r.t. air (_a _g) (i = angle of incidence, r...
- Which one of the following statements is NOT the property of light? [MHT-CET 2023]
- The brilliance of diamonds is due to [MHT-CET 2023]
- A convex lens of focal length f is placed in contact with a concave lens of the same focal length. The equivalent focal length of...
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