The lens formula relating the image distance, p , to the focal length, f , and object distance, s , is
The magnification of a lens is
For the projector in the previous problem, the image is 10 times as large as the object.

Question

The lens formula relating the image distance, p , to the focal length, f , and object distance, s , is  
The magnification of a lens is  
For the projector in the previous problem, the image is 10 times as large as the object.

Quizplus · Accepted Answer

The question does not provide any information about the magnification or size of the image or object, so we cannot determine if the image is 10 times as large as the object.

The Lens Formula Relating the Image Distance, P , to the Focal