Podcast
Questions and Answers
What physical quantity is used to express the extent of change in direction of a ray of light when it travels from one transparent medium to another?
What physical quantity is used to express the extent of change in direction of a ray of light when it travels from one transparent medium to another?
Refractive index
In which medium does light travel the fastest?
In which medium does light travel the fastest?
Vacuum
What is the symbol usually used to represent the refractive index of medium 2 with respect to medium 1?
What is the symbol usually used to represent the refractive index of medium 2 with respect to medium 1?
n21
What is the relationship between the refractive index and the speed of light in different media?
What is the relationship between the refractive index and the speed of light in different media?
What does Snell's Law describe?
What does Snell's Law describe?
What happens to the speed of light as it moves from air to glass?
What happens to the speed of light as it moves from air to glass?
What is the refractive index of a medium that has the same speed of light as vacuum?
What is the refractive index of a medium that has the same speed of light as vacuum?
How is the refractive index calculated when light moves from medium 2 to medium 1?
How is the refractive index calculated when light moves from medium 2 to medium 1?
What does a higher refractive index imply about the speed of light in a medium?
What does a higher refractive index imply about the speed of light in a medium?
How does the refractive index affect the bending of light when it enters a new medium?
How does the refractive index affect the bending of light when it enters a new medium?
