A person is designing a telescope with a magnification of 10. If the telescope is limited to a length of 0.20 m, what is the approximate focal length of the objective?
A) 16 cm
B) 17 cm
C) 18 cm
D) 19 cm
Question 2
Which statement about a single thin lens is correct?
A) A converging lens always produces a real inverted image.
B) A diverging lens always produces a virtual inverted image.
C) A converging lens sometimes produces a real upright image.
D) A diverging lens always produces a virtual upright image.
E) A diverging lens produces a virtual upright image only if the object is located between the lens and its focal point.