A man having height 6 m . He observes image of 2 m height erect, then mirror used is

A man has a height of 6m. He observes image of 2m height erect, then mirror used is

A man has a height of 6m. He observes image of 2m height erect, then mirror used is

A man having height 6 m, want to see full height in mirror. They observe image of 2 m height erect, then used mirror is

A man of height 1.6 m wishes to see his full image in a plane mirror. The minimum height of the mirror needed for this purpose is

A girl stands at a distance 30 cm from the mirror. She is able to see her erect image but of 1/5 height of actual height. The mirror will be :

A man of height 6 ft wants to see his full image in a plane mirror. The minimum length of the plane mirror required