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Power of supplier- How high the supplier's ability is to increase prices, which is determined by how many other companies they supply, as well as the uniqueness of the product. If there are fewer suppliers, ...

Stimulated emission occurs under the specific circumstances of a population inversion, that is, when there are more electrons in a higher energy level than one below it. There will be a certain energy differ...

When a wire moves through a magnetic field the wire cuts through the magnetic field lines. This cutting through gives a force on the electrons in the wire, pushing them along, and these moving electrons are ...

What is it? The cosine rule is a tool to find the size of an angle or the length of a side in a triangle. When to use it? - When we are given 2 sides and an angle- When we are given 3 sides How? For a triang...

Oxidation and Reduction forms the basis of Redox reactions - where electrons are exchanged between reactants to form new products. Oxidation is the LOSS of electrons. Eg: Fe 2+ - e - --> Fe 3+ Reduction i...