1.How do you describe the image formed by a plane mirror? A. The image is virtual, behind the mirror, and enlarged B. The image is virtual, behind the mirror, and of the same size as the object C. The image is real, at the surface of the mirror and enlarged D. The image is real, behind the mirror, and of the same size as the object 2. What is the focal length of a spherical mirror with a radius of curvature of 30 cm is A. 10 cm B. 15 cm C. 20 cm D. 30 cm 3. Where should an object be placed in a concave mirror to form a real image larger than the object? A. at a distance equal to the radius of curvature B. at a distance less than the focal length C. between focus and center of curvature D. at a distance greater than the radius of curvature

1.How do you describe the image formed by a plane mirror? A. The image is virtual, behind the mirror, and enlarged B. The image is virtual, behind the mirror, and of the same size as the object C. The image is real, at the surface of the mirror and enlarged D. The image is real, behind the mirror, and of the same size as the object 2. What is the focal length of a spherical mirror with a radius of curvature of 30 cm is A. 10 cm B. 15 cm C. 20 cm D. 30 cm 3. Where should an object be placed in a concave mirror to form a real image larger than the object? A. at a distance equal to the radius of curvature B. at a distance less than the focal length C. between focus and center of curvature D. at a distance greater than the radius of curvature

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Multiple Choice: Encircle the letter that corresponds to the correct answer.
1.How do you describe the image formed by a plane mirror?
A. The image is virtual, behind the mirror, and enlarged
B. The image is virtual, behind the mirror, and of the same size as the object
C. The image is real, at the surface of the mirror and enlarged
D. The image is real, behind the mirror, and of the same size as the object
2. What is the focal length of a spherical mirror with a radius of curvature of 30 cm
is
A. 10 cm
B. 15 cm
C. 20 cm
D. 30 cm
3. Where should an object be placed in a concave mirror to form a real image larger
than the object?
A. at a distance equal to the radius of curvature
B. at a distance less than the focal length
C. between focus and center of curvature
D. at a distance greater than the radius of curvature
4. What is the distance of the image if an object is placed at a large distance in front
of a concave mirror of a radius of curvature of 40 cm?
B. 30 cm
C. 40 cm
D. 50 cm
A. 20 cm
5. A spherical, concave shaving mirror has a radius of curvature of 32 cm. What is
the magnification of a person's face when it is 11 cm to the left of the vertex of the
mirror?
B. -3.31 cm
C. +3.2 cm
A. +3.31 cm
D. -3.2 cm

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