Which quantity is being described?
Read exercise and reference answers
- Items
- Item
- Critical angle i_c
- Category
- An angle
- Item
- Angle of minimum deviation
- Category
- An angle
- Item
- Focal length f
- Category
- A distance
- Item
- Radius of curvature R
- Category
- A distance
- Item
- Measured in dioptres
- Category
- A power
- Item
- Adds for lenses in contact
- Category
- A power
- Categories
- Item
- An angle
- Item
- A distance
- Item
- A power
Critical angle, focal length and power are all single numbers describing very different things. Source: syllabus Physics Part II, Ch 9 Ray Optics and Optical Instruments.