At What Point Do the Weak Nuclear and Electromagnetic Forces $10^{12} \mathrm {~K} \text {, }$

question 73

Multiple Choice

At what point do the weak nuclear and electromagnetic forces split?

• A)never, they are still united
• B)at \(10^{12} \mathrm {~K} \text {, }\) when pair production starts for neutrons and protons
• C)at \(10 ^{- 43}\) seconds, when all four forces separate as the Planck Era ends
• D)at about four seconds, when at millions of degrees hydrogen forms helium
• E)after about \(10 ^ { - 10 }\) seconds, when the temperature drops below \(10 ^ { - 15 } \mathrm {~K}\)

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Definitions:

Price Competition

A market situation in which companies attempt to win customers by offering lower prices than their competitors.

Waste of Resources

The inefficient use of materials, labor, energy, or capital that does not maximise potential utility or value.

Monopolistically Competitive

In a monopolistically competitive market, many firms sell products that are similar but not identical, allowing for product differentiation and some degree of market power over prices.

Short Run

A period in economic analysis in which at least one input is fixed while others are variable.