A boy of height $1.5m$ with his eye level at $1.4m$ stands before a plane mirror of length $0.75m$ fixed on the wall. The height of the lower edge of the mirror above the floor is $0.8m$. Then

Q. A boy of height $1.5\text{m}$ with eye level at $1.4\text{m}$ stands before a plane mirror of length $0.75\text{m}$ fixed on the wall. The height of the lower edge of the mirror above the floor is $0.8\text{m}$. If the boy wants to see his feet in the mirror, then select the correct option.

Q. A boy of height $1.5\text{m}$ with eye level at $1.4\text{m}$ stands before a plane mirror of length $0.75\text{m}$ fixed on the wall. The height of the lower edge of the mirror above the floor is $0.8\text{m}$. If the boy wants to see his feet in the mirror, then select the correct option.

Q. A boy is $1.8m$ tall and can see his image in a plane mirror fixed on a wall. His eyes are $1.6m$ from the floor level. The minimum length of the mirror to see his full image is-

Q. A boy is standing in front of a straight plane mirror. His uncle is standing behind him as shown. The height of the boy is 3 feet and that of the uncle is 6 feet. What is the minimum length of the mirror required so that the boy can completely see his uncle’s image in the mirror?

Q. A boy stands straight in front of a mirror at a distance $30cm$ away from it. He sees his erect image whose height is ${\left(\frac{1}{5}\right)}^{th}$ of his real height. The mirror he is using is :