Quiz About Light Concepts And Mirrors
20 Questions
| Total Attempts: 265
This quiz is all about Light concepts and mirrors
Questions and Answers
- 1.If image is upright and virtual, the magnification is______________.
- 2.The angle between reflected ray and normal is called___________
- 3.If the radius of curvature is 30cm then its focal length is_________cm.
- 4.A ray parallel to optic axis after reflection pass through the __________
- 5.Highly polished material is called________
- 6.Diverging mirror is also called________
- 7.The image is equal in size and upright, it is a _________ mirror.
- 8.Specular reflection occurs when the surface is_________.
- 9.The focal length of a metal ball is _____cm, given its diameter 24 cm.
- 10.______is the best reflecting metal.
- 11.A________reflecting spherical surface forms always a virtual and upright when the distance is near the vertex.
- 12.A positive distance indicates the formation of a _______ image.
- 13.Reverse phenomenon in a plane mirror is a phenomenon where left becomes _________________
- 14.Negative magnification indicates a _______ image.
- 15.Total internal___________ occurs when the light enters a less dense material.
- 16._________ and concave mirrors can produce image that is the same size as the object.
- 17.A spherical mirror whose outer bulging surface is the reflecting surface is the reflecting surface is called a ___________mirror.
- 18.The height of the object in front of a plane mirror is 5 cm. The height of the virtual image formed is________cm.
- 19.The orientation of real images are__________________with respect to the object.
- 20.M=_________/ height of the object
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