PRAVEEN: si units

Sunday 17 June 2012

si units

$\ \Iota$	Electric current	ampere (SI base unit)	$\mathrm{A=C\ s^{-1}}$
$\ Q$	Electric charge	coulomb	$\mathrm{C=A\ s}$
$U,\ \Delta V,\ \Delta\phi,\ \Epsilon$	Potential difference; Electromotive force	volt	$\mathrm{V=J\ C^{-1}=kg\ A^{-1}m^2s^{-3}}$
$R;\ \Zeta;\ \Chi$	Electric resistance; Impedance; Reactance	ohm	$\mathrm{\Omega=V\ A^{-1}=kg\ m^{2} \ A^{-2}s^{-3}}$
$\ \rho$	Resistivity	ohm metre	$\mathrm{\Omega\ m=kg\ A^{-2}m^3s^{-3}}$
$\ \Rho$	Electric power	watt	$\mathrm{W=V\ A=kg\ m^2s^{-3}}$
$\ C$	Capacitance	farad	$\mathrm{F=C\ V^{-1}=A^2kg^{-1}m^{-2}s^4}$
$\mathbf{\Epsilon}$	Electric field strength	volt per metre	$\mathrm{V\ m^{-1}=C^{-1}N=kg\ A^{-1}m\ s^{-3}}$
$\mathbf{D}$	Electric displacement field	Coulomb per square metre	$\mathrm{C\ m^{-2}=A\ m^{-2}s}$
$\varepsilon$	Permittivity	farad per metre	$\mathrm{F\ m^{-1}=A^{2}kg^{-1}m^{-3}s^{4}}$
$\!\chi_e$	Electric susceptibility	Dimensionless
$\Beta;\ G;\ \Upsilon$	Conductance; Admittance; Susceptance	siemens	$\ \mathrm{S=\Omega^{-1}=kg^{-1}A^2m^{-2}s^3}$
$\gamma,\ \kappa,\ \sigma$	Conductivity	siemens per metre	$\mathrm{S\ m^{-1}=A^2kg^{-1}m^{-3}s^3}$
$\ \mathbf{B}$	Magnetic flux density, Magnetic induction	tesla	$\mathrm{T=Wb\ m^{-2}=kg\ A^{-1}s^{-2}}$
$\ \Phi$	Magnetic flux	weber	$\mathrm{Wb=V\ s=kg\ A^{-1}m^2s^{-2}}$
$\mathbf{H}$	Magnetic field strength	ampere per metre	$\mathrm{A\ m^{-1}}$
$L,\ \Mu$	Inductance	henry	$\mathrm{H=Wb\ A^{-1}=V\ A^{-1}s=kg\ A^{-2}m^2s^{-2}}$
$\ \mu$	Permeability	henry per metre	$\mathrm{H m^{-1}=kg\ A^{-2}m\ s^{-2}}$
$\ \chi$	Magnetic susceptibility	Dimensionless

1 comment:

Unknown27 June 2012 at 18:09
thanks
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