8/6/2019 AS Physics Data Sheet

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Edexcel GCE in Physics Edexcel Limited 2008 Section F

Appendix 7 Data

The value of the following constants will be provided in each

examination paper.

Acceleration of free fall g = 9.81 m s2 (close to Earths surface)

Boltzmann constant k= 1.38 1023 J K1

Coulombs law constant k = 1/4o

= 8.99 x 10

9

N m

2

C

-2

Electron charge e = 1.60 1019 C

Electron mass me = 9.11 1031 kg

Electronvolt 1 eV = 1.60 1019 J

Gravitational constant G = 6.67 1011 N m2 kg2

Gravitational eld strength g = 9.81 N kg1 (close to Earths surface)

Permittivity of free space o = 8.85 1012 F m1

Planck constant h = 6.63 1034 J s

Proton mass mp

= 1.67 1027 kg

Speed of light in a vacuum c= 3.00 108 m s1

Stefan-Boltzmann constant = 5.67 x 10-8 W m-2 K-4

Unied atomic mass unit u = 1.66 x 10-27 kg