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Lenses

Authored by Amanjot Nijjar

Physics

10th Grade

Used 2+ times

Lenses
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rays of light from a point object, after refraction through the lens actually meet to form an image.

real image

virtual image

actual image

erect image

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When an object is placed on the focal point in front of a convex lens, the image produced is ___.

real, reduced, and inverted
real, enlarged, and inverted
real, true, and inverted
There is no image

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When an object is placed between the focal point and the optical centre of the convex lens, the image produced is ___.

real, diminished, and inverted

real, enlarged, and inverted

virtual, enlarged, and erect

virtual, diminished and erect

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The point where the rays meet is known as....

first focal point

second focal point

focal plane

real image

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

This image is.....

inverted and smaller

inverted and larger

not inverted and smaller

not inverted and larger

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A real image...

is produced by virtual rays and can be projected on a screen

is produced by real rays and cannot be projected on a screen

is produced by virtual images and cannot be projected on a screen

is produced by real rays and can be projected on a screen

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which describes a convex lens?

triangular in shape
more transparent in the middle
thicker on the edges than in the middle
thicker in the middle than on the edges

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