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Mirror is of two types; concave and convex mirror where as lens is a transparent or a piece of glass having a curved side for the dispersion of light rays. Ans : [CBSE 2014] Spherical mirror is a part of a sphere. It is used in shaving mirrors to see large image of the face. Q1. The following are terms that you must know: The following are terms that you must know: Principle Axis - The line that passes through the centre of curvature. Convex Lenses •A convex lens is thicker in the middle than at the edges. Images can be of two types: Real image and Virtual image. •Like curved mirrors, a lens can be convex or concave. •Its optical axis is an imaginary straight line that is perpendicular to the surface of the lens at its thickest point. Describe a spherical mirror. 14.2 Lenses. CONCAVE MIRRORS A concave mirror is a mirror where the reflecting surface curves inward. ONE MARK QUESTIONS 1. Write down the uses of concave and convex mirror. MCQs on Spherical Mirrors for the subject Physics is given with Answers in this article for the reference of Students and as well as teachers. An image that can be formed on the screen is known as a real image and the one which cannot be formed on the screen is known as a virtual image. Answer: Uses of mirrors: 1. A mirror is a surface that reflects a clear image. Concave Mirror Convex Mirror Image Formation By Concave Mirror Concave Mirror Ray Diagram Image Formation By Convex Mirror. 2. It is also normal to the centre of the mirror. The Multiple Choice Questions Related i.e. A 10 mm long awl pin is placed vertically in front of a concave mirror. Concave and convex Mirror questions - Construct optical diagrams to answer these questions . Multiple Choice Questions 1. Which of the following can make a parallel beam of light when light from a point source is incident on it? •I can draw ray diagrams for concave and convex mirrors. 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