Question

Uluie such mirrors commonly used
Q. 5. The image of an object formed by a mirror is real, inverted and is of magnification - 1. If the image is at a distance
of 40 cm from the mirror, where is the object placed? where would the image be if the object is moved 20 cm towards
the mirror? State reason and also draw ray diagram for the new position of the object to justify your answer.​

Answer 1

give me brainleist and 5stars

Answer 2

Answer:

Formula,

m=uv

−1=u40

u=−40

f1=v1+u1

=−401−401=−201

⇒f=−20

the image of the object is located at the infinity. As, if the object is moved 20cm towards the mirror, then it lies at the focus of the mirror.