Two concave-mirror pieces of focal length 15 cm have poles at x=0 and x=6 cm on the same axis, both facing left. A point object is at x=-30 cm. Find the separation between their real images in centimetres.
Two concave-mirror pieces of focal length 15 cm have poles at x=0 and x=6 cm on the same axis, both facing left. A point object is at x=-30 cm. Find the separation between their real images in centimetres.