Question

78. A concave mirror of focal length f
produces a real image 'n' times the size of
the object. Find the distance of the object
from the mirror.
O (a) f((n-1)/n]
O (b) f[(n +1)/n]
O (c) [(n-1) / n]
O (d) [(n +1) / n]
solve plzzz emergency​

Answer 1

Answer:

opition b is correct

f[(n+1)/n.]