a point object is placed in air at a distance of 40 cm from a concave refracting surface of material of n=1.5. find the position of the image if its radius of curvature is 10 cm.
please help
a point object is placed in air at a distance of 40 cm from a concave refracting surface of material of n=1.5. find the position of the image if its radius of curvature is 10 cm.
please help










