Question 4 of 295
Two thin lenses of focal lengths and are kept in contact. The power of the combination is:
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Answer: (B)
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Ray Optics
JEE Main level, single correct, medium
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More Physics practice
- Ray OpticsA ray of light undergoes minimum deviation through an equilateral glass prism of refractive index . The angle of minimum deviation and angle of incidence are respectively:
- Ray OpticsIn the given ray diagram, an object is placed in front of a thin convex lens of focal length . A real inverted image of the same size is formed at . The distance between object and image is:
- Ray OpticsA convex lens of focal length forms a real image of same size as object. Object distance is:
- Ray OpticsA slanted object is placed on one side of convex lens as shown in the diagram. The image is formed on the opposite side. Angle made by the image with principal axis is:
- Ray OpticsWhen one light ray is reflected from a plane mirror with angle of reflection, the angle of deviation of the ray after reflection is:
- Ray OpticsAn object is placed at a distance of in front of a plane mirror. The virtual and erect image is formed by the mirror. Now the mirror is moved by towards the stationary object. The distance by which the position of image would be shifted, will be
JEE Main Physics practice question on Ray Optics, with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.