Find the height of the shortest plune mirror fixed vertically on the wall of a room in which a man standing at the centre of the room can see the full image of the wall behind him.

Find the minimum size of mirror required to see the full image of a wall behind a man standing at the centre of room, where H is the height of wall.

Find the minimum height of a mirror required to see the complete wall behind him.

Find the minimum height of a mirror where one can see his full image.

A man is standing in a room and a plane mirror is fixed on the wall in front of him.The height of the wall is H .Man has to see the complete image of wall behind him at a time When the man is standing near wall i.e at a position 1 ,the minimum length of the mirror required is

A point source of light ,S is placed at a distance L in front of the centre of plane mirror of width d which is a hanging vertically on wall ,A man walks in front of the mirror , at a distance 2L as shown below . The distance over which the man can see the image of the light source in the mirror is :

A man is standing in a room and a plane mirror is fixed on the wall in fornt of him.The height of the wall is H .Man has to see the complete image of wall behing him at a time When the man is standing at the midddle of the room i.e at position 2 ,the minimum length of the mirror required is

A man is standing in a room and a plane mirror is fixed on the wall in fornt of him.The height of the wall is H .Man has to see the complete image of wall behing him at a time When the man is at position 3 ,the minimum length of the mirror required is

A point source of light B is placed at a distance L in front of the centre of a mirror of width d hung vertically on a wall. A man walks in front of the mirror along a line parallel to the mirror at a distance 2L from it as shown in fig. The greatest distance over which he can see the image of the light source in the mirror is