Question

if the focal length of the mirror is 30 cm, object is placed at a distance of 85 cm and height of the object is 3 cm then find the distance and height of the image.​

Answer 1

Answer:

18/11  {if there are cqlculation mistake then you can try yourself

          the concept i have used here are correct}

Explanation:

f=30

u=85

then we can find the v by mirror formula

510/11=v

then the hight of image

h°/hi=u/v

h/hi=11/6

h=3

3/hi=11/6

hi=18/11