Question

If a mans face is 25 centimeter in front of concave shaving mirror producing erect image 1.5 times the size of face focal length of the mirror would be

Answer 1

Answer:

u = -25

m =1.5

m = -v/u

by putting value in this then V -75/2

put value of v in mirror formula then we find f = 0.0266 cm

Answer 2

Answer:

deviled 1.5to25 answer will be come out