Question

Q.3 write mirror formula and write the meaning of symbol.and object is placed at 30 cm from a
concave mirror of focal length 10 cm find the position and nature of the image.

​

Answer 1

Answer:

The mirror formula is

1/v+1/u=1/f

where,

v-distance of image from the mirror

u-distance of object from the mirror

f-focal length of mirror

The answer to the numerical is as follows in the picture

Answer 2

the image distance is 15 CM and nature is 2 real, small