Units of measure

Description
Unit of measure
Equivalencies
 
Symbol for formulas
Symbol
Name
 
Length
The
m
Metro
 
Area
In
M2
   
Volume
V
M3
  1 m3 = 1000 dm3
1 dm3 = 1 l
Plane angle
a, b, g
rad
radian
1° = p/180rad
1 ' = 1°/60
1 ' 1 ' = '/60
Time
t
s
According to
 
Frequency
f
Hz
Hertz
1 Hz = 1/s
Speed
of rotation
n
1/min
   
Speed
v
m/s
  1 Km/h = 1/3.6 m/s
Angular velocity
w
rad/s
   
Acceleration
in
m/s2
   
Angular acceleration
in
rad/s2
   
Massa
m
Kg
kg
 
Density
r
Kg/m3
   
Strength
F
N
Newton
1N = 1 Kg * 1 m/s2
        9.81 N = 1kp
Pressure
p
PA = N/m2
Pascal
104 * 9.81 N/m2 = 1kp/cm2
Effort
s
N/mm2
  9.81 N/mm2 = 1kp/mm2
Job
W
J = Nm
Joules
9.81 Nm = 1 kpm
Energy
W
    4187 J = 1 kcal
Heat replica watches
Q
    1 kWh = 3.6 x 106 J
Couple
M
 
NM
 
  9.81 Nm = 1 kpm
1 Nm = 0102 kpm
Power
P
W = J/s = Nm/s
Watts
1 HP = 735.5 W fake breitling
Moment of inertia
J
 
kg m2
 
  9.81 kg m2 = 1 kpms2
Pd2 = 4 J
Dynamic viscosity
h
PA * s
Poise
10-1 Pa * s = 1 P
Kinematic viscosity
n
M2/s
Stokes
10-4 m2/s = 1 St
Current
The
In
Ampere
1 A = 1 W/V = 1 V/W
Tension
U
V
Volts
1 V = 1 W/A
Resistance
R
W
Ohm
1 W = 1 V/A = 1/S
Conductivity
G
S
Siemens
1s = 1/W
Capacity
C
F
Faraday
1F = 1 C/V
Upload
Q
C
Coulomb
1 C = 1 A * s
Inductance
L
H
Henry
1:00 = 1 Vs/A
Magnetic induction
B
T
Tesla
1 T = 1 Wb/m2
Magnetic force
H
A/m
   
Magnetic flux
f
WB
Weber
1 Wb = 1 V * s
Difference
of temperature
T
J
K
° C
Kelvin
0 K =-273.15° C
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