Q 64

A person having a near point of 25 cm uses a magnifying glass with a focal length of 10 cm.What is the angular magnification of the glass for that person when her eyes are focused at infinity?
A)1.5
B)2.5
C)3.5
D)4.5

Q 65

A magnifying glass has a focal length of 7.0 cm.What is the angular magnification if the image is viewed by a person having a relaxed eye with the near point of 25 cm?
A)1.6
B)2.6
C)3.6
D)4.6

Q 66

A person uses a converging lens of focal length 5.0 cm as a magnifying glass.What is the angular magnification if the person's eye is relaxed and has a near point of 25 cm?
A)4.0
B)5.0
C)6.0
D)7.0