in-front-of-a-converging-lens-with-focal-length-12-cm-what-is-the-image-distance

Question

An object is placed 3030 cm in front of a converging lens with a focal length of 1212 cm	ext{cm}. What is the image distance?

Accepted Answer

2020 cm	ext{cm}

Answer

−20-20 cm	ext{cm}

Answer

1818 cm	ext{cm}

Answer

4242 cm	ext{cm}

An object is placed 3030 cm in front of a converging lens with a focal length of 1212 cm\(\text{cm}\). What is the image distance?