A 1.9-cm-tall object is 20 cm in front of a convex mirror that has a -55 cm foca

Question

A 1.9-cm-tall object is 20 cm in front of a convex mirror that has a -55 cm focal length.

Part A

Calculate the position and height of the image.

Express your answer to two significant figures and include the appropriate units.

Part B

Express your answer to two significant figures and include the appropriate units.

h=

Part C

State whether the image is in front of or behind the mirror, and whether the image is upright or inverted.

State whether the image is in front of or behind the mirror, and whether the image is upright or inverted.

Explanation / Answer

part A

using

1/v + 1/u =1/f

1/v +1/20=1/-55

we got image distance=-14.67 cm

height=object*v/u=1.4 cm

Part B

image distance=15 cm

height=1.4 cm

part C

Image is upright and located behind the mirror

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