N5
National
Qualications
Physics
Relationships Sheet
©
E p = mgh
d = vt
Ek = 12 mv 2
v = fλ
Q = It
T=
1
f
V = IR
RT = R1 + R2 + ...
1
1
1
=
+
+ ...
RT R1 R2
E
m
•
H
t
s = vt
E
t
d =vt
s= vt
P = IV
a=
2
P=I R
v −u
t
W = mg
V2
R
F = ma
E h = cm ∆ T
p=
D=
H=
V1 R1
=
V2 R2
P=
N
t
H = DwR
 R2 
 Vs
V2 = 
 R1 + R2 
P=
A=
E w = Fd
F
A
E h = ml
pV
= constant
T
p1V1 = p 2V 2
p1 p 2
=
T1 T2
V1 V 2
=
T1 T2
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