A-Level Physics Formula List

Below is a list of the essential formulae not provided to students during A-Levelphysics examinations.

speeddistance

time= s

dt

=

force mass acceleration= F ma=

accelerationchange in velocity

time taken= a

vt

=

densitymass

volume= =

mV

momentum mass velocity= = m v

work done force distance moved indirection of force

= W F s=

powerenergy transferred

time takenwork donetime taken

= = PWt

=

weight mass gavitational field strength= W m g=

kinetic energy mass velocity= 1 2 2 E mvk = 1 22

change in potential mass gravitational field change inenergy strength height

= E m g hp =

pressureforcearea

= pFA

=

pressure volume number of molar gas absolutemoles constant temperature

= pV n RT=

charge current time= q I t=

potential difference current resistance= V I R=

electrical power potential difference current= P V I=

potential differenceenergy transferred

charge= V

Wq

=

resistanceresitivity length

cross sectional area=

Rl

A=

energy potential difference current time= E V I t=

wave speed frequency wavelength= v f=

centripetal forcemass velocity

radius=

2

Fmv

r=

2

capacitancecharge stored

potential difference=

CqV

=

voltageacrosscoilvoltageacrosscoil

number turnscoilnumber turnscoil

12

12

= VV

NN

1

2

1

2=

electrostatic force kq qr

= 1 22

gravitational forceG m m

r= 1 22