Uses of Plane Mirrors

Uses of Plane Mirrors

We know the major uses of plane mirrors is to see reflections of objects. We use mirrors almost in every place where there is a need to look for what’s behind us. Invention of mirrors is the most greatest contribution to humankind.

Some applications and uses of mirrors are listed below:

  • Periscopes and kaleidoscopes
  • Automobiles
  • Torch Lights
  • Shaving Mirrors
  • In Dentist
  • Solar Cooker
  • Security

Mirrors are used in Periscopes and Kaleidoscopes

While making periscopes which are used in submarines and kaleidoscopes which are loved by children, these mirrors are used. In submarines, the mirrors used in periscopes reflects the images of any ships present on the surface of the sea. While, mirrors used in kaleidoscopes along with colour glass reflects many colourful patterns.

Mirrors are used in Automobiles

Vehicles use mirrors in their head lights for reflecting powerful parallel beams of light. Even we can see major uses of convex mirrors in automobiles as rear view mirrors because they give erect image and due to its curve outwards, it gives a wider field of view.

It is used in Torchlights

It is used in torchlights and flashlights to reflect light beams and even used in overhead projectors for the same reason. These uses of plane mirrors in torchlights indeed can be used for searching purpose at night and dark places.

Its main use is Shaving Mirrors

We wake up every morning and the first thing we use is the mirror to see, to shave, to brush, to do makeup etc. Without it, it would be very difficult to do these activities. Even there are uses of concave mirror as shaving mirrors in order to see larger image of face.

It is also used by Dentist

Dentist use mirrors while performing any examination to see images of teeth. It is also used in microscopes for reflecting the image of the object which is monitored.

Mirrors used in Solar Cooker

In a solar cooker, a plane mirror reflects most of the sunlight which falls on it. Solar cooker is the most efficient way of using renewable energy for cooking purpose.

Uses of plane mirrors for Security and Safety

Mirrors are used while looking for explosives underneath a vehicle. Even these mirrors are used in shops to keep an eye on the customers. Mirrors are also used in blind turns of busy roads to see the vehicles coming from other side.

These were some applications of plane mirrors. If you wish to find out more, download BYJU’S The Learning App.

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Practise This Question

A concave spherical mirror with a real object will always form a real image.