Question: A refracting telescope is used to view the Moon (diameter 3480 km, distance from Earth 385,000 km). The focal lengths of the objective and eyepiece are +2.75 m and +16.3 cm, respectively.
Question 1: What should be the distance between the lenses?
m
Question 2: What is the diameter of the image produced by the objective?
cm
Question 3: What is the angular magnification?
Provide each step in detail for help.