Rankers Physics

Reflection by Plane Mirror: Practice Problem & Solution

Two mirrors at an angle θ produce 5 images of a point. The number of images produced when θ is decreased to 30° is
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Similar Practice Questions

Explore conceptually related problems to test your knowledge.

1. A tall man of height 6 feet, want to see his full image. Then required minimum length of the mirror will be: (2000)
2. Assertion (A): When an object is placed between two plane parallel mirrors, all the images formed are of equal intensity. Reason (R): In above situation of two plane parallel mirrors, only two images are possible.  
3. Two plane mirrors are parallel to each other and spaced 20 cm apart. An object is kept between them at 15 cm from A. Out of the following at which point, an image is not formed in mirror A: (distance measured from mirror A)
4. The reflecting surfaces of two mirrors M1 and M2 are at an angle θ as shown in the figure. A ray of light is incident on M1. The emerging ray intersects , the incident ray at an angle Φ. Then,
5. Assertion (A): Law of reflection is applicable for all type of mirrors. Reason (R): Rays which are parallel to principal axis are known as paraxial rays.