TA Instruments AR 2000 User Manual

AR 2000 Operator's Manual
125
Appendix B
Symbols and Units
The following symbols are used throughout. The instrument can be used with either cgs or SI units depending
upon the preference.
Parameter Symbol CGS Unit SI Unit Conversion
CGS to SI
Angular ω rad rad No change
Displacement
Angular ϖ rad s
-1
rad s
-1
No change
Velocity
Compliance Jcm
2
dynes
-1
m
2
N
-1
x 10
Cone Angle α degrees degrees No change
Elastic Shear dyne cm
−2
rad
−1
N m
-2
rad
-1
x 10
-1
Modulus
Shear Rate gs
-1
s-
1
No change
Shear Strain γ No change
Shear Stress σ dyne cm
-2
N m
-2
(Pa) x 10
-1
Torsional Force τ dyne cm N m x 10
-7
Viscosity η Poise (P) Pa.s 1 cP = 1 mPa.s
Measurement CGS Unit Symbol SI Unit Symbol Conversion
from CGS
to SI
Area square cm
2
square m
2
10
4
cm
2
= 1m
2
centimeters meters
Force dyne dyne Newton N 10
5
dyne = 1N
Length centimeters cm meter m 10
2
cm = 1m
Mass gram g kilogram kg 1000g = 1kg
Plane Angle Radian rad Radian rad No change
(360°=2π rad)
Temperature degree °C Celsius °C No change
Celsius
(Centigrade)
Time second s second s No change
Volume cubic cm
3
cubic m
3
10
6
cm
3
= 1m
3

TA Instruments AR 2000 Specifications

General

Brand	TA Instruments
Model	AR 2000
Category	Measuring Instruments
Language	English