A candle with a flame 2.7 cm tall is placed 5.3 cm from the front of a concave m
ID: 2256830 • Letter: A
Question
A candle with a flame 2.7 cm tall is placed 5.3 cm from the front of a concave mirror. A virtual image is produced that is 10.6 cm from the vertex of the mirror. (a) Find the focal length.cm
(b) Find the radius of curvature of the mirror.
cm
(c) How tall is the image of the flame?
cm
Show all work needed to solve each part please. Thank you! A candle with a flame 2.7 cm tall is placed 5.3 cm from the front of a concave mirror. A virtual image is produced that is 10.6 cm from the vertex of the mirror. (a) Find the focal length.
cm
(b) Find the radius of curvature of the mirror.
cm
(c) How tall is the image of the flame?
cm
Show all work needed to solve each part please. Thank you! A candle with a flame 2.7 cm tall is placed 5.3 cm from the front of a concave mirror. A virtual image is produced that is 10.6 cm from the vertex of the mirror. (a) Find the focal length.
cm
(b) Find the radius of curvature of the mirror.
cm
(c) How tall is the image of the flame?
cm
Show all work needed to solve each part please. Thank you! (a) Find the focal length.
cm
(b) Find the radius of curvature of the mirror.
cm
(c) How tall is the image of the flame?
cm
Show all work needed to solve each part please. Thank you!
Explanation / Answer
a)
1/f = 1/u + 1/v
1/f = -1/5.3 + 1/10.6
f,focal lenght = 10.6 cm, in front of mirror
b)
radius of curvature = 2f = 21.2 cm
c)v/u = height of image/height of object
10.6/5.3 = x/2.7
x,height of image = 5.4 cm
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