A lens of focal length 40 mm is used as a magnifier. The object being viewed is 5.3 mm long, and is positioned at the focal point of the lens. The user of the magnifier has a near point at 25 cm. What is the angular magnification of the magnifier?
A) 6.3
B) 5.6
C) 6.9
D) 7.5
E) 8.1
Question 2
The acceleration due to gravity on Planet A is one-sixth what it is on Planet B, and the radius of the Planet A is one-fourth that of Planet B. The mass of Planet A is what fraction of the mass of Planet B?
A) 1/6
B) 1/16
C) 1/24
D) 1/96
E) 1/12
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