Question

Find the power of CONVEX lens with focal length 2m.
​

Answer 1

Answer:

so focal length should be equal to 2 meters. gonna be firm Rafferty powerpowers equal to the reciprocal of thefocal length is equal to 1 by there it will be equal to minus 1 by 2 the focal length or a concave lens. negative so minus 2 meter 1 by 2 that is equal minus. 0.

Answer 2

so focal length should be equal to 2 meters. gonna be firm Rafferty power powers equal to the reciprocal of the focal length is equal to 1 by there it will be equal to minus 1 by 2 the focal length or a concave lens. negative so minus 2 meter 1 by 2 that is equal minus. 0.