Answers

  • Brainly User
2016-02-28T16:23:44+05:30
The lens which always forms a neutral image of an object is a plane mirror.The focal length of a plane glass plate is infinite.The type of lens used in an air bubble inside water is convex lens.

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2016-02-28T16:30:29+05:30
IN PLANE MIRROR ALWAYS FORMS A NEUTRAL IMAGE OF AN OBJECT . THE FOCAL LENGTH OF PLANE GLASS PLATE IS INFINITY.CONCAVE LENS IS AN AIR BUBBLE INSIDE THE WATER.
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