The magnification produced by a converging lens is found to be 2.7 for an object placed 22 cm from the lens. What is the focal length of the lens?

The magnification produced by a converginglens is found to be 2.7 for an object placed22 cm from the lens.What is the focal length of the lens?Answer in units of cm.
The magnification produced by a converginglens is found to be 2.7 for an object placed22 cm from the lens.What is the focal length of the lens?Answer in units of cm.SolutionMagnification =…