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1. Two plane mirrors make an angle of 120º as shown. An object is placed at O. W

ID: 1518093 • Letter: 1

Question

1.

Two plane mirrors make an angle of 120º as shown. An object is placed at O. When the eye is placed at E, it will observe images formed at (Option III was wrong when I did it)

Question options:

2 and 3

1 and 4

1 and 2

3 and 4

1 and 4

2.An object is placed between 2f and infinity in front of a concave mirror of focal length f. The image is located(Option II was wrong when I did it)

Question options:

in front of the mirror, between the center of curvature and infinity.

behind the mirror, between 2f and infinity.

in front of the mirror, between the mirror and f.

in front of the mirror, between f and the center of curvature.

behind the mirror, between 2f and the mirror.

A thin, double convex lens having a focal length of magnitude 20.0 cm is placed 1.000 m from a plane mirror that is oriented perpendicular to the principal axis of the lens. A flower, 8.40 cm tall, is 1.450 m from the mirror on the principal axis of the lens. (Provide the final image position with respect to the mirror.) (3) Where is the final image of the flower produced by the lens–mirror combination? Is it real or virtual? Upright or inverted? How tall is the image?

(4) If the convex lens is replaced by a double concave lens having a focal length of the same magnitude as the original lens, what will be the answers to part (a)?

PLEASE SHOW ALL STEPS AND EQUATIONS AND SHOW WHAT IS THE FINAL ANSWER!!!
THERE ARE 4 PARTS, PLEASE ANSWER ALL 4 PARTS!!!

I)

2 and 3

II)

1 and 4

III)

1 and 2

IV)

3 and 4

V)

1 and 4

Explanation / Answer

2.

IV)

in front of the mirror, between f and the center of curvature.