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What are two examples of a parallel beam of light?
One example of a parallel beam of light is sunlight reaching the Earth's surface, as the rays from the Sun are nearly parallel due to the vast distance between the Sun and Earth. Another example is laser light, which is produced by stimulated emission and consists of highly coherent and parallel rays due to the nature of the laser's construction and operation.
What is differential beam bending?
Differential beam bending is when the beam is being bent at equally but at opposite sides. The beam can be bend in separate areas of a single beam or be two different parallel beams.
What is a ray?
A very narrow path of light represented by a line with an arrowhead showing the direction in which it is travelling is called a ray. For example - A Torch
Compare between plinth beam and grade beam?
plinth beam is a part of a structure can transfer loads to the adjacent columns,grade beam is a type of foundation system used to distribute the weight of a building over unstable soil. The grade beam may sit directly on the loose soil.
How are parabolas used in real life?
Parabolas are used in real life in light reflectors on cars to create a concentrated beam of intense light. Braking distance and stopping distance are quadratic formulas so their graphs are parabolas. A ball in motion in space has a path of a parabola.
