Why might a food processing company employ a team of scientists? A) to manage the day-to-day running of the company
B) to ensure that the products are safe to consume
C) to supervise the production process of food items
D) to ensure that the raw materials required are always available

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.