A compound lens consists of two thin converging lenses L, and L2 of focal lengths 10 cm and 20 cm. They are separated by a distance of 80 cm. Describe the image corresponding to an object placed 15 cm in front of the first lens. The image is upright, enlarged and located 33.3 cm to the right of L2. The image is inverted, reduced and located 33.3 cm to the left of L2. The image is upright, enlarged and located 50 cm to the right of L2. The image is inverted, enlarged and located 75 cm to the left of L2. The image is inverted, reduced and located 50 cm to the left of L2. The image is upright, enlarged and located 75 cm to the right of L2.

A compound lens consists of two thin converging lenses L, and L2 of focal lengths 10 cm and 20 cm. They are separated by a distance of 80 cm. Describe the image corresponding to an object placed 15 cm in front of the first lens. The image is upright, enlarged and located 33.3 cm to the right of L2. The image is inverted, reduced and located 33.3 cm to the left of L2. The image is upright, enlarged and located 50 cm to the right of L2. The image is inverted, enlarged and located 75 cm to the left of L2. The image is inverted, reduced and located 50 cm to the left of L2. The image is upright, enlarged and located 75 cm to the right of L2.