Physics Constants, Formulae, and Definitions

Flashcards for Physics Examination Data Sheet

Acceleration due to gravity (g)

9.8 m/s^2

Speed of light in a vacuum (c)

3.0 x 10^8 m/s

Universal gravitational constant (G)

6.7 x 10^-11 N*m^2/kg^2

Coulomb's constant (k)

9.0 x 10^9 N*m^2/C^2

Magnitude of charge on electron (e)

1.6 x 10^-19 C

Mass of an electron (me)

9.1 x 10^-31 kg

Planck's constant (h)

6.6 x 10^-34 J*s

Electron volt (eV)

1.6 x 10^-19 J

Newton's Second Law

F_net = ma

Work (W)

W = Fs cos(theta)

Gravitational Potential Energy (Ep)

E_p = mgh

Kinetic Energy (Ek)

E_k = 1/2 mv^2

Gravitational Force (F)

F = G(m1*m2)/r^2

Electric Force (F)

F = k(q1*q2)/r^2

Electric Field (E)

E = kQ/r^2

Ohm's Law

V = IR

Power (P)

P = VI = I^2R = V^2/R

Magnetic Flux

Φ = BAcosθ

Electromagnetic Force

F = BIl sinθ

Photoelectric effect

E = hf = hc/λ