There are multiple uses of convex and concave mirrors. One of the important use of convex mirror is this type of mirror is used as side mirrors in scooters, cars and in other automobile. Convex mirrors can form images of object spread over a larger area. So, these help the drivers to see the traffic behind them.
Such information should be given to the students while teaching sub- topic convex and concave mirrors from chapter " Light" of class VII.
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