Question

can light can be observed to a great extent by a ground glass​

Answer 1

No, Light cannot be observed by a ground glass​

• The  light can travels through the glass, intensity of   light is gradually reduced.In absorption the energy of light photon equlas the energy needed to excite an electron.the process by which one thing absorbs or is absorbed by another.
• Ground glass is opaque (not transparent/not able to be seen through) and  is white in color.    
• Ground glass is glass whose surface has been ground produce a flat however rough finish because of microscopic unevenness. When light is incident on such rough surface, it is reflected in several directions. This reflection type is referred to diffuse reflection; owing to this ground glass is opaque/non transparent and white in color.
• Ground glass surfaces have several applications, ranging from table glassware to ornamentation on windows to scientific uses in laboratory glassware and optics.

Learn more about ground glass

what is a ground glass transparent, translucent or opaque?

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Answer 2

Answer:

your answer for previous question

Explanation:

5.

You have 3 opaque strips with very small holes of different shapes as shown in fig 11.5 below. If we want to obtain an image of the sun on a wall through these holes, will the image formed by these holes be the same or different. Give reason.

ans.)

Same image will be formed by these holes. These opaque strips will act as pinholes and image of the sun will be obtained on wall.

or