MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Image in Thin Lens by Ray Tracing

When the lens...

Question

When the lens of a projector for Powerpoint presentation is half covered what happens to the image on the screen

Open in App

Solution

Dear student,
When you cover half the lens you get a fainter image. This is so because you are just cutting out half the light rays, but they still produce an entire image.
Regards

Suggest Corrections

thumbs-up

0

Similar questions

Q. A converging lens is used to from an image on a screen. When upper half of the lens is covered by an opaque screen

Q. The lens is an overhead projector forms an image P' of a point P on an overhead transparency. If the screen is moved closer to the projector to keep the image on the screen in focus, the lens must be

Q. A converging lens is used to form an image on a screen. When the upper half of the lens is covered by an opaque screen.
a) Half of the image will disappear
b) No part of image will disappear
c) Intensity of the image will increase
d. Intensity of the image will decrease

Q. While looking at an image formed by a convex lens (one half of the lens is covered with a black paper), which one of the following will happen to the image?

What would happen to the image of an object if half of the portion of a lens is covered with a black paper?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Thin Lenses: Extended Objects

PHYSICS

Watch in App

explore_more_icon

Explore more

Image in Thin Lens by Ray Tracing

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon