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Lens and Mirrors Quiz

Authored by Jason Cuce

Physics

9th - 12th Grade

Used 13+ times

Lens and Mirrors Quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When looking through a concave lens, if the object is beyond the 2F, what characteristics will the image have?

between the lens and the focal point, virtual, upright, and smaller than the object.

between the lens and the focal point, virtual, upright, and larger than the object.

behind the lens, real, inverted, and smaller than the object.

behind the lens, real, inverted, and larger than the object.

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 12.5 cm object is 28 cm from a concave lens, which has a focal length of −13 cm.  What is the distance of the image from the lens?

-9 cm

9 cm

-0.1 cm

0.1 cm

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 12.5 cm object is 28 cm from a concave lens, which has a focal length of -13 cm.  Its image is -8.9 cm from the concave lens.  What is the height of the image?

4 cm

-4 cm

-39 cm

39 cm

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When looking through a convex lens, if the object is beyond the 2F, what characteristics will the image have?

between the lens and the focal point, virtual, upright, and smaller than the object.

between the lens and the focal point, virtual, upright, and larger than the object.

behind the lens, real, inverted, and smaller than the object.

behind the lens, real, inverted, and larger than the object.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 4 cm object is 10 cm from a convex lens, which has a focal length of 4 cm. What is the distance of the image from the lens?

7 cm

-7 cm

0.15 cm

-0.15 cm

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 3 cm object is 10 cm from a convex lens, which has a focal length of 4 cm. The image is 7 cm from the lens.  What is the height of the image? 

-2 cm

2 cm

4.2 cm

-4.2 cm

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When an object is in front of a concave mirror, what characteristics will the image have?

in front of the mirror, virtual, inverted, and smaller than the object.

in front of the mirror, real, inverted, and larger than the object.

behind the mirror, virtual, upright, and smaller than the object.

behind the mirror, real, upright, and larger than the object.

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