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If the focal length of a lens is -10 cm, what type of lens is it?

Practice Questions

1 question
Q1
If the focal length of a lens is -10 cm, what type of lens is it?
  1. Convex lens
  2. Concave lens
  3. Bifocal lens
  4. Cylindrical lens

Questions & Step-by-step Solutions

1 item
Q
Q: If the focal length of a lens is -10 cm, what type of lens is it?
Solution: A negative focal length indicates that the lens is a concave lens.
Steps: 0

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