- #1
Lorax
- 42
- 0
4πε0r^2
Thats 4pi (backwards 3 0) R squared.
I forget what the backwards 3 o stands for can someone help me out.
Thats 4pi (backwards 3 0) R squared.
I forget what the backwards 3 o stands for can someone help me out.
chroot said:[tex]\epsilon_0 = 8.854187817 \cdot 10^{-12} F/m[/tex]
It's called the "electric permittivity of free space," and commonly pronounced "epsilon-zero" or "epsilon-naught."
- Warren
ideasrule said:A general rule is that weird-looking symbols are almost always Greek letters.
Google searching on that returns a lot of hits. One might have the information you wanted. (I didn't dig into them)Lorax said:4πε0r^2
DrTravia said:Knowing what they are and what they stand for are two completely different things
Knowing it's a greek letter let's us know they used it to write letters and the like, it gives us no clue at all as to what it pertains to in physics or other maths.
Obtaining a firmer grasp of the English language will be beneficial to your ability to understand the question that has been asked :)
The symbol "H" stands for hydrogen, which is a chemical element with the atomic number 1 and is the most abundant element in the universe.
The symbol "√" stands for the square root function, which is a mathematical operation that finds the number that, when multiplied by itself, gives the original number.
The symbol "Ω" stands for the unit of electrical resistance, ohm. It is named after the German physicist Georg Ohm and is commonly used in electronics and circuit analysis.
The symbol "☀" stands for the sun, which is the star at the center of our solar system. It is a source of light, heat, and energy for all living organisms on Earth.
The symbol "π" stands for the mathematical constant pi, which is the ratio of a circle's circumference to its diameter. It is approximately equal to 3.14 and is commonly used in geometry and trigonometry.