Quantities

SI Units

Acceptable Units

Name

Symbol

Dimension

Name

Symbol

Recommended Unit

 Length

l

 Metre

m

 mm, m, §­

 Area

A

 Square Metre

§³

 §², §³, §±

 Volume

V

 Cubic Metre

§©

 l(d§©), ml(§¨)

 Time

t

 Second

s

 s, min, h

 Angular Velocity

 Radian per second

§â

 rad/s

 Velocity

v

 Metre per second

§½

 §½

 Frequency

f

 Hertz

§Ô

 §Ô, §Õ

 Rotational Frequency

n

 Reciprocal second

 r/s, r/min

 Mass

m

 Kilogram

§¸

 §¸, g , Mg(tonne)

 Mass Density

 Kilogram per cubic metre

§¸/§©

 §¸/l(§¸/d§©), kg/§©

 Force

F

 Newton

N

 N, kN

 Torque, moment of a couple

T

 Newton metre

N¡¤m

 N¡¤m, mN¡¤m, kN¡¤m

 Pressure

p

 Pascal

§å

 bar(§å), mbar( §å)

 Normal stress

 Pascal

§å

 M§å

 Bulk modulus(Liquid)

K

 Pascal

§å

 §å, M§å

 Viscosity, Dynamic

 Pascal second

§å¡¤s

 cP(m§å¡¤s)

 Viscosity, Kinematic

 Square meter per second

§³/s

 cSt(§±/s)

 Work

W

 Joule

J

 J, kJ, MJ

 Power

P

 Watt

W

 kW, W

 Flow rate, Volume

 Cubic metre per second

§©/s

 l/s(d§©/s), litres/min, ml/s(§¨/s), §©/s

 Flow rate, Mass

 Kilogram per second

§¸/s

 §¸/s, g/s

 Thermodynamic Temperature (absolute)

T

 Kelvin

K

 K

 Celsius Temperature (Customary)

 Degree Celsius

¡É

 ¡É

 Coefficient of Thermal Expansion

 Reciprocal Kelvin

  ¶Ç´Â

 Linear Coefficient

-

-

-

-

 Cubic Coefficient

-

-

-

-

 Quantity of heat

Q

 Joule

J

 kJ, J, MJ

 Specific Heat Capacity

c

 Joule per kilogram Kelvin

J/(§¸¡¤K)

 J/(§¸¡¤K)

 Efficiency

-

-

-

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