H
SQ37/H/11
National
SPECIMEN ONLY
Physics
Relationships Sheet
Date — Not applicable
©
Relationships required for Physics Higher
d = vt
s = vt
V peak = 2Vrms
2
I peak = 2 I rms
E = mc
v = u + at
s = ut + 1 at
2
2
2
E = hf
Q = It
Ek = hf − hf 0
V = IR
E2 − E1 = hf
V
P = IV = I R =
R
1
f
RT = R1 + R2 + . . . .
2
v = u + 2as
s=
W = QV
1
2
(u + v ) t
2
2
W = mg
T=
F = ma
v = fλ
1
1
1
=
+
+ ....
RT
R1 R2
d sin θ = mλ
E = V + Ir
EW = Fd
E p = mgh
Ek =
1
2
n=
mv
2
sin θ1
λ
v
= 1 = 1
λ2
sin θ 2
v2
E
P=
t
p = mv
sin θ c =
Ft = mv − mu
F =G
 R1 
V1 = 
Vs
 R1 + R2 
sin θ1
sin θ 2
I=
m1 m2
r
2
t
t' =
I=
( )
1− vc
2
( )
l ' = l 1− v c
V1
R
= 1
V2
R2
1
n
C=
2
k
d
Q
V
1
2
E = QV =
2
1
2
CV =
or
random uncertainty =
 v 
fo = f s 
 v ± vs 
z=
v
c
Q
C

1
 m + 2  λ where m = 0, 1, 2 . . .
2
λobserved − λ rest
λ rest
1
2
P
A
path difference = mλ
z=
2
v = H0d
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max. value − min. value
number of values
Additional Relationships
Circle
circumference = 2 r
area = r 2
Sphere
area = 4 r 2
volume =
4
3
r3
Trigonometry
opposite
sin
=
cos
=
tan
=
sin2
+ cos2
hypotenuse
adjacent
hypotenuse
opposite
adjacent
=1
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