Question

what focal length should the reading spectacles have for person for whom least distnict vision is 50cm

Answer 1

Answer:

+50cm

Explanation:

1/f = 1/v - 1/u

1/f = 1/-50 - 1/-25

1/f = -1/50 + 2/50

1/f = 1/50

f = +50 cm

Answer 2

hey frnds here is ur ans

hope this will help u✌

thank u❤

mrk this as brainliest