Constants

Traditional Constants

Name Symbol Value Uncertainty Units Xlink.png Link
Planck $h$ 4.135 667 662 0.000 000 025 (eVβˆ™s) x10-15 NIST
Boltzmann $k_{\sf{B}}$ 8.617 343 0.000 015 (MeVβˆ™K-1) x10-11 NIST
Speed of Light $c$ 299 792 458 exact (mβˆ™s-1) NIST
Archimedes $\pi$ 3.141 592 653 … exact Wikipedia
Elementary Charge $e$ 1.602 176 6208 0.000 000 0098 (C) π—‘πŸ£πŸ’βˆ’πŸ£πŸ« NIST
Magnetic $\mu_{\sf{o}}$ $4 \pi$ exact (Nβˆ™A-2) π—‘πŸ£πŸ’βˆ’7 Wikipedia
Electric $\epsilon_{\sf{o}}$ 8.854 187 817 … exact (Fβ‹…mβˆ’1) π—‘πŸ£πŸ’βˆ’12 NIST
Coulomb $\begin{align}k_{\sf{e}}=\frac{1}{4\pi\epsilon_{\sf{o}}}\end{align}$ 8.987551788 exact (Nβˆ™m2/C2) π—‘πŸ£πŸ’9 Wikipedia
Avogadro $N_{\sf{A}}$ 6.022 140 857 0.000 000 074 (molβˆ’1) Γ—1023 NIST
Volt J/eV 1.602 176 620 8 0.000 000 009 8 (J/ev) x10-19 NIST
Rydberg $hc \, 𝓑 _{\infty}$ 13.605 693 009 0.000 000 084 (eV) NIST


WikiMechanics Reference-Sensation Constants

Icon Reference Symbol Value Units Article
achromatic.jpg seeing the Sun $U ^{ \sf{d} }$ 0 (MeV) Internal Energy
Bangladeshi.GIF seeing blood $\mu_{\sf{o}}$ $4 \pi \times 10^{-7}$ (Nβˆ™A-2) Magnetic Moments
Swedish.gif seeing gold $\epsilon_{\sf{o}}$ $\begin{align} \frac {1}{\mu_0 c^2} \end{align}$ (Fβ‹…mβˆ’1)
knut.jpeg touching ice $T ^{ \sf{b} }$ 0 (℃) Temperature
steam.jpg touching steam $T ^{ \sf{c} }$ 100 (℃) Temperature
odd.jpg hearing a heartbeat $N_{\sf{\Omega}}^{ \mathbf{\Theta}}$ 86,400 (s/day) Counting Bundles
earthicon.jpg touching the Earth $h$ 4.135 667 x10-21 (MeVβˆ™s) Planck's Postulate
earthicon.jpg touching the Earth $k_{\alpha \beta}$ none Metrics
metric.png


Secondary Constants

Symbol Value Units Link
kC theoretical Specific Energy
kT theoretical Vis Viva
$k _{\sf{F}}$ (MeVβˆ™m-1) Quark Models
$k_{\sf{A}}$ $\frac{ h c } { 2 \pi \, k_{\sf{F}} }$ (m2) discontinued
kΟ„ 2.60534685 x 1056 (s) Lifetime


Adjustable Parameters

internal-energy.png
hconstants.png

Summary
Nouns Definition
Sun Constant $U^{\sf{d}} = 0 \ \ \ \ \left( \sf{\text{MeV}} \right)$ 1-3
Nouns Definition
Blood Constant $\mu_{\sf{o}} \equiv 4 \pi \times 10^{-7} \ \ \ \left( \sf{N} \cdot \sf{A^{-2}} \right)$ 1-4
Nouns Definition
Gold Constant $\begin{align} \epsilon_{\sf{o}} \equiv \frac {1}{\mu_0 c^2} \ \ \ \left( \sf{F} \cdot \sf{m^{-1}} \right)\end{align}$ 1-5
Nouns Definition
Ice Constant $T^{\sf{b}} = 0 \ \ \text{(℃)}$ 1-6
Nouns Definition
Steam Constant $T^{\sf{c}} = 100 \ \ \text{(℃)}$ 1-7
Nouns Definition
Heart Constant $N_{\sf{\Omega}}^{ \mathbf{\Theta}} \equiv 86,400 \ \ \ \ \sf{\text{(seconds / day)}}$ 1-8
Nouns Definition
Lemon Constant $\sf{\text{a number associated with lemons}}$ 1-9
Nouns Definition
Ocean Constant $\sf{\text{a number associated with the ocean}}$ 1-10
Nouns Definition
Honey Constant $\sf{\text{a number associated with honey}}$ 1-11
Nouns Definition
Earth Constants $\sf{\text{numbers associated with the Earth}}$ 1-12
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