Questions tagged [physical-constants]

Questions on Mathematica's built in-physical constants, such as "BoltzmannConstant", "PlanckConstant", "SpeedOfLight", etc. This tag is distinguished from "physicalconstants-package", which concerns Mathematica's deprecated physical constants package.

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3
votes
1answer
108 views

How do I express Quantity values in different notations?

I am trying to obtain the value of physical constants such as speed of light $c = 2.998 \times 10^8\,\rm{m/s}$. But Mathematica doesnt seem to give me a direct answer. I have to do a round-about ...
2
votes
2answers
472 views

How to summon Acceleration due to Gravity in Mathematica 11?

How to summon Acceleration due to Gravity in Mathematica 11? seems like a simple thing but the documentation is no help.
2
votes
2answers
110 views

Getting physical units of MolarGasConstant

I want to be able to get the MKS units and value of the molar gas constant $R$. If I enter Quantity["MolarGasConstant"], Mathematica returns $1R$, which is quite ...
4
votes
1answer
379 views

How do I generate a list of just the physical constants? [And other questions on them.]

N.B.: I've bolded the questions to make it easy to find them among the background verbiage. 1) Is there a way to generate a list of just the physical constants? [Note that I am not looking for a ...
15
votes
2answers
6k views

Numerical value of physical constants Mathematica 10

Is there a way to use the physical constants in calculations and have Mathematica 10 figure out the final unit and numerical magnitude? When I try ...
4
votes
1answer
3k views

How to get the quantity of Physical constants?

I need to get the quantity of gravitational constant: QuantityMagnitude[GravitationalConstant] why this is not work? Already load the ...