An object is placed 6.5 cm in front of a converging lens that has a focal length of 14 cm. which one of the following statements is true concerning the image? a) the image is virtual and 6.0 cm from the lens b) the image is virtual and 12 cm from the lens c) the image is real and 3.0 cm from the lens. d) the image is real and 6.0 cm from the lens. e) the image is real and 12 em from the lens

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.