Ray Optics and Optical Instruments questions
782 published questions with worked solutions.
- Two beams of red and violet colours are made to pass separately through a prism (angle of the prism is 60°). In the position of...
- In a microscope the objective is having focal length f_0 = 2 cm and eye-piece is having focal length f_e = 4 cm. The tube length...
- Consider an equilateral prism (refractive index 2 ). A ray of light is incident on its one surface at a certain angle i. If the...
- A parallel beam of light travelling in air (refractive index 1.0) is incident on a convex spherical glass surface of radius of...
- The wavelength of light, while it is passing through water is 540 nm. The refractive index of water is 4/3. The wavelength of the...
- A thin prism with angle 5^ of refractive index 1.72 is combined with another prism of refractive index 1.9 to produce dispersion...
- Consider light travelling from a medium A to medium B separated by a plane interface. If the light undergoes total internal...
- The size of the images of an object, formed by a thin lens are equal when the object is placed at two different positions 8 cm...
- The exit surface of a prism with refractive index n is coated with a material having refractive index n/2. When this prism is set...
- In a microscope of tube length 10 cm two convex lenses are arranged with focal length of 2 cm and 5 cm. Total magnification...
- Five persons P1, P2, P3, P4 and P5 recorded object distance (u) and image distance (v) using same convex lens having power +5 D...
- Distance between an object and three times magnified real image is 40 cm. The focal length of the mirror used is _____ cm.
- A convex lens of refractive index 1.5 and focal length f=18cm is immersed in water. The difference in focal lengths of the given...
- Given is a thin convex lens of glass (refractive index μ) and each side having radius of curvature R. One side is polished for...
- The driver sitting inside a parked car is watching vehicles approaching from behind with the help of his side view mirror, which...
- The refractive index of the material of a glass prism is 3 . The angle of minimum deviation is equal to the angle of the prism....
- A concave mirror of focal length f in air is dipped in a liquid of refractive index . Its focal length in the liquid will be :
- What is the lateral shift of a ray refracted through a parallel-sided glass slab of thickness 'h' in terms of the angle of...
- What is the relative decrease in focal length of a lens for an increase in optical power by 0.1 D from 2.5 D ? ['D' stands for...
- A thin plano convex lens made of glass of refractive index 1.5 is immersed in a liquid of refractive index 1.2. When the plane...
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