Asked by elsea
use a scale diagram to determine: 1.the image distance
2.magnification
for an object placed 1cm in front of a convex lens of 10cm
2.magnification
for an object placed 1cm in front of a convex lens of 10cm
Answers
Answered by
Shredder
(1) V = ?
F = 10
U = 1
1/v + 1/u = 1/f
1/v + 1 = 1/10
10 + 10v = v
9v = -10
V = 1.111 cm. making it a concave mirror (since v cannot be negative).
(2) magnification = image distance / object distance
Magnification = 1 / 1.11111
magnifacation = 9 / 10
F = 10
U = 1
1/v + 1/u = 1/f
1/v + 1 = 1/10
10 + 10v = v
9v = -10
V = 1.111 cm. making it a concave mirror (since v cannot be negative).
(2) magnification = image distance / object distance
Magnification = 1 / 1.11111
magnifacation = 9 / 10
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