Question

: An object is situated at a distance of f/2 from a concave lens of focal length f.Distance of image will be:

(a) +( f/2 )

(b)+ (f/3)

(c) + (f/4)

(d) - f​

Answer 1

Answer:

Answer. For concave lens, u = -f / 2 and f is always positive. Distance of the image = - focal length.

Explanation:

hope this is right

Answer 2

Answer:

option d)- f

Explanation:

because we will do half of it