Question

properties of concave lens

Answer 1

1) A concave mirror and a converging lens will only produce a real image if the object is located beyond the focal point (i.e., more than one focal length away)

2) A concave mirror and a converging lens can produce an upright image and image reduced in size, but never one which is both upright AND reduced in size

Answer 2

1. They always produce virtual anderrect image

2. Focal length is always positive

3. They are also known as diverging lens

4. The rays after refraction passes through F2