NAME
SYMBOL
VALUE
Speed of Light in a Vacuum
c
299792458 m s-1
Speed of Sound in Air at STP
v
340 m s-1
Steel, Linear Expansivity of
α
1.2 × 10-5 K-1
Steel, Young Modulus for
Es
2.1 × 1011 Pa
Thermal Conductivity of Copper
kc
385 W m-1 K-1
Thermal Conductivity of Glass
kg
1.0 W m-1 K-1
Verdet's Constant (Light at 589nm in water)
0.000477 rad A-1
Viscosity of Air at 20°C
η0
1.8 × 10-5 N s m-2
Viscosity of Water at 20°C
ηw
1.002 × 10-3 N s m-2
Water, Specific Heat Capacity of
cw
4200 J kg-1 K-1