Question

solve this please ......​

Answer 1

Answer:

Explanation:

u = -25 , f=10cm

Acc to lens formula

1/v - 1/u = 1/f

1/v + 1 / 25 = 1/ 10

1/v = 1/10 - 1/25

1/v = 25-10/250

v=250/15

v= 50/3 = 16.67 cm

For size

Mi/Mo = v/u

Mi = 50 x 5/3 x 25

Mi = 10/3 = 3.34 cm

Answer 2

Answer:

Use lens formula

Explanation: