Home
Class 12
PHYSICS
What should be the shortest size of a pl...

What should be the shortest size of a plane mirror, in which a man 1.4 m tall can see his entire body?

Promotional Banner

Similar Questions

Explore conceptually related problems

What is the minimum size of the plane mirror , in which a man can see his full height?Explain.

What should be the minimum size of a plane mirror to produce full image of a persono having height h?

Paper delievery boy wants to park his cycle at some point P and deliver the newspaper to house A and B . Where should he park the cycle so that his walking distance AP + Bp will be least ? You can use relfection symmetry here . Let A' be the image of A in the mirror line which is the street here . Then the point P is the ideal place to park the cycle . (where the mirror line and A'b meet ) Can you say why ?

A plane mirror 1 m high hangs on a wall.A man stnds at a distance 2 m away from the mirro.What is the height of the portion of the oposite wall in the room that can be seen by the man in the mirro,without changing the position of his head?The wall is 4m from the mirror.

A boy is running towards a plane mirror with a speed of 2 m s^(-1) .With what speed the image of the boy approach him?

A hill is 500 m high. Supplies are to be sent across the hill using a canon that can hurl packets at a speed of 125 m//s over the hill. The canon is located at a distance of 800m from the foot of hill and can be moved on the ground at ba speed of 2 m//s, so that its distance from the hill can be adjusted. What is the shortest time in which a packet can reach on the ground across the hill? Take g= 10 m//s^(2) .

A card sheet divided into squares each of size 1 mm^2 is being viewed at a distance of 9 cm through a magnifying glass (a converging lens of focal length 10 cm) held close to the eye. What should be the distance between the object in converging lens and the magnifying glass if the virtual image of each square in the figure is to have an area of 6.25 mm^2 . Would you be able to see the squares distinctly with your eyes very close to the magnifier ?

A person is six feet tall.How tall must a vertical mirror be,if he is able to see his entire length?