Question

For all of the following statements, choose the correct word (always, sometimes or never). Assume a real object and a single lens.
AlwaysSometimesNever A converging lens always/sometimes/never has 2 concave surfaces.
AlwaysSometimesNever A diverging lens always/sometimes/never has 2 convex surfaces.
AlwaysSometimesNever A diverging lens always/sometimes/never forms an enlarged image.
AlwaysSometimesNever A diverging lens always/sometimes/never forms an upright image.
AlwaysSometimesNever A converging lens always/sometimes/never forms a real image.
AlwaysSometimesNever A converging lens always/sometimes/never forms an reduced image.
AlwaysSometimesNever A diverging lens always/sometimes/never forms a virtual image.
AlwaysSometimesNever A converging lens always/sometimes/never forms an upright image

Answer 1

A converging lens never has 2 concave surfaces.

A diverging lens never has 2 convex surfaces.

A diverging lens never forms an enlarged image.

A diverging lens always forms an upright image.

A converging lens sometimes forms a real image.

A converging lens sometimes forms an reduced image.

A diverging lens always forms a virtual image.

A converging lens sometimes forms an upright image

Answer 2

1. sometime

2. sometime

3.always

4. never

5.sometime

6.sometime

7.always

8.sometime