Physicseasy · Past Paper
What type of lens is used to correct Myopia (Short-sightedness)?
AConvex lens
BConcave lens
CBifocal lens
DCylindrical lens
✓ Correct Answer: B — Concave lens
A concave lens diverges incoming rays so that the image is formed correctly on the retina instead of in front of it.
Share this question
More from Physics
- When a body falls freely towards the earth, its total energy ____.
- What is the function of a commutator in a DC motor?
- What is the rate of change of displacement called?
- If a body covers a distance s in time t such that s = t^3, the acceleration is:
- A motor of 100 W works for 1 minute. How much work does it do?