The critical angle and the total internal reflection
The critical angle The critical angle is the angle of incidence of a light ray which travels from high optical dense medium to the lower one which results in it being refracted at 90...
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What are the advantages and disadvantages of Facebook?
Facebook is the most popular social networking site of all time, it has helped a lot to cut down physical boundaries, and it has many benefits for personal or business purposes, Facebook is free...
Positive and negative effects of cars, Do cars harm the environment?
Cars have had a major impact on our world, influencing everything from transportation to urban planning. The future of cars is likely to involve a shift towards electric vehicles and more sustainable transportation options.
What are advantages and disadvantages of watching Television?
Television is one of the most important inventions in transforming information, It can be a great source of entertainment, knowledge, and communication, A lot of information is available to many people with the use...