Question

The erect image formed by concave mirror is of size double the size of the object. How are u and v related

Answer 1

Answer:v=-2u

Explanation:

Size of the object =h

" " " image(h')=2h

M=size of the image/size of the object

M=2h/h

M=2

We know that

M=-v/u

2=-v/u

2u=-v

v=-2u. Ans

Hope this help to you

Answer 2

Answer:

Explanation:

Size of the object =h

" " " image(h')=2h

M=size of the image/size of the object

M=2h/h

M=2

We know that

M=-v/u

2=-v/u

2u=-v

v=-2u. Ans

Hope this help to you