The unit of focal power of lense is :
AWatt
BHorse power
CDioptre
DCandella
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
An object is placed on the principal axis of a convex lens of focal length 12 cm, at a distance magnification produced by the lens is ______and the image is_______?
An object. 3.0 cm in height, is placed at a distance of 20.0 cm in front of a convex mirror of focal length 6.0 cm. on its principal axis. Its image has a height of _______and is_____?
______ mirror is used in motor vehicles as rear view mirror.
The image of an object formed on the retina of human eye is:
The magnification 'm' produced by a convex lens when the object is placed at a distance 2f from the lens is given by?