Question

An object 8 cm tall is placed 30 cm from a converging lens. A real image is formed 15 cm from the lens. What is the size of the image? Describe image.
Also draw the ray diagram using the ray method of image formation in lens. Thank you

Answer 1

$\frac{d_i}{d_0}=\frac{h_i}{h_0}\to h_i=\frac{d_i}{d_0}\cdot h_0=\frac{0.15}{0.3}\cdot 0.08=0.04m$