Appendix of Dimensions

Alphabetical Listing

 

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

 

Q

Measurement

Description

Fundamental

Quantity

SP

Dimensions

SI unit

Reference

q.d

.

frequency

(-1,0,0)

hertz

RR

q.h

.

frequency

(-1,0,0)

hertz

RR

q.I.d.

.

frequency

(-1,0,0)

hertz

RR

qian

mass

mass

(0,0,1)

kilogram

RR

qintar

mass

mass

(0,0,1)

kilogram

RR

quad

energy

energy

(-2,2,1)

joule

RR

quadrant

plane angle

number

(0,0,0)

radian

CRC F356; M 1-17; RR

quadrennium

time

time

(1,0,0)

second

RR

quadropole moment

atomic symmetry

angular momentum

(-1,2,1)

coulomb sq meter

AIP 43

quantity of electricity

electric charge

electric charge

(-3,0,1)

coulomb

AIP 43; CRC F134, F215, F283, F313; M 1-18, 15-3

quantity of heat

energy

energy

(-2,2,1)

joule

AIP 43; CRC F134, F315; M 1-18

quantity of light

luminous energy

energy

(-2,2,1)

lumen second

AIP 43; CRC E210

quantity of magnetism

magnetic flux

area

(0,2,0)

weber

CRC F111

quantum

energy

energy

(-2,2,1)

joule

CRC F120; RR

quart

volume

volume

(0,3,0)

cu meter

CRC F356; M 1-16; RR

quarter (1)

plane angle

number

(0,0,0)

radian

RR

quarter (2)

area

area

(0,2,0)

sq meter

"land Measurements" pamph

quarter (3)

volume

volume

(0,3,0)

cu meter

CRC F357; RR

quarter (4)

mass

mass

(0,0,1)

kilogram

CRC F357; M 1-17; RR

quarter (5)

time

time

(1,0,0)

second

RR

quartern

mass

mass

(0,0,1)

kilogram

RR

quartern-loaf

mass

mass

(0,0,1)

kilogram

RR

quarto

volume

volume

(0,3,0)

cu meter

RR

quaver

time

time

(1,0,0)

second

RR

quinqennium

time

time

(1,0,0)

second

RR

quintal

mass

mass

(0,0,1)

kilogram

CRC F357; RR

q-unit

energy

energy

(-2,2,1)

joule

RR

 

 

R

Measurement

Description

Fundamental

Quantity

SP

Dimensions

SI unit

Reference

rad

absorbed dose

specific energy

(-2,2,0)

gray

CRC F120, F284, F357, F360, F361; M 1-24; RR; Sz 62, 692

radian

plane angle

number

(0,0,0)

radian

CRC F120, F283, F357; M 1-18; RR

radian per second

angular velocity

frequency

(-1,0,0)

radian per second

RR

radiance

power per area and solid angle

radiance

(-3,0,1)

watt per sq meter steradian

CRC E209; Sz 58, 681

radiant density

energy density

pressure

(-2,-1,1)

joule per cu meter

CRC E209

radiant emittance

power per area

radiance

(-3,0,1)

watt per sq meter

CRC E209

radiant energy

energy

energy

(-2,2,1)

joule

CRC E209; Sz 58, 681

radiant energy density

.

.

.

.

CRC F321

radiant energy fluence rate

fluence rate

radiance

(-3,0,1)

watt per sq meter

AIP 46

radiant energy flux

.

.

.

.

CRC F321

radiant excitance

power per area

radiance

(-3,0,1)

watt per sq meter

CRC E209, F97

radiant exposure

.

electric current

(-2,0,1)

.

Sz 59, 687

radiant flux

power

power

(-3,2,1)

watt

CRC E209, F134; Sz 58, 681

radiant flux density

power per area

radiance

(-3,0,1)

watt per sq meter

CRC E209

radiant intensity

power per solid angle

power

(-3,2,1)

watt per steradian

CRC E209; M 1-18

radiant power

power

power

(-3,2,1)

watt

Sz 58, 681

radiation chemical yield

.

thermal expansion

(2,-2,-1)

mole per joule

CRC F360

radiation dose

absorbed dose

specific energy

(-2,2,0)

gray

periodic table

radiation dose equivalent

dose equivalent

specific energy

(-2,2,0)

sievert

CRC F124

radiation dose rate

absorbed dose rate

specific power

(-3,2,0)

gray per second

periodic table

radiativestopping power

specific stopping power

mass stopping power

(-2,4,0)

joule per meter kilogram

NIST

radioactivity (? Check listed sources for "radio" ref)

radioactivity

frequency

(-1,0,0)

becquerel

? AIP 40; CRC F134, F283, F314, F360; M 1-18

radiocarbon year

time

time

(1,0,0)

second

RR

radius

distance

distance

(0,1,0)

meter

AIP 40

radius of gyration

distance

distance

(0,1,0)

meter

CRC F121

rai

area

area

(0,2,0)

sq meter

RR

range

distance

distance

(0,1,0)

meter

AIP 43

rapidity

velocity

 

 

.

.

rate

rate

frequency

(-1,0,0)

hertz

.

rate coefficient

.

.

.

.

CRC F330

rate of shear

rate

frequency

(-1,0,0)

.

CRC F364

rate-of-strain tensor invariant

.

angular acceleration

(-2,0,0)

.

CRC F378

rayl

sound impedance

conductance

(1,-2,1)

newton second per cu meter

efunda.com; lp2cd.com; RR; sizes.com

rayleigh

emitted photon density

fuel efficiency

(0,-2,0)

per sq meter

RR

rayleigh number

proportion

number

(0,0,0)

unity

CRC F121

reactance

i resistance

resistance

(1,2,-1)

ohm

Sz 58, 678

reaction energy

energy

energy

(-2,2,1)

joule

AIP 43

reaction rate

reaction rate

electrical
conductivity

(-1,-3,1)

kilogram per cu meter second

CRC F363, F366, F379

reaction rate constant

.

velocity

(-1,1,0)

.

CRC F366, F379

reactive power

i power

power

(-3,2,1)

var

M 15-3; RR

ream

quantity

number

(0,0,0)

unity

RR

Reaumur

temperature

energy

(-2,2,1)

Kelvin

Joe Bond's Master System

rebah

mass

mass

(0,0,1)

kilogram

RR

reciprocal kelvin

reciprocal kelvin

thermal expansion

(2,-2,-1)

per kelvin

RR

reciprocal lattice vector

.

wave number

(0,-1,0)

per meter

AIP 41

reciprocal meter

.

wave number

(0,-1,0)

reciprocal meter

M 1-18

recombination coefficient

recombination

volume flow

(-1,3,0)

cu meter per second

AIP 44

redshift

proportion

number

(0,0,0)

unity

RR

reduced activity

.

.

.

.

CRC F329

reduced mass

mass

mass

(0,0,1)

kilogram

AIP 39

reduction potential

.

electric
potential

(-1,2,0)

volt

CRC D159

redwood second

kinematic viscosity

electric
potential

(-1,2,0)

sq meter per second

CRC F38

reflectance

proportion

number

(0,0,0)

unity

CRC E210

reflection coefficient

proportion

number

(0,0,0)

unity

CRC F121

reflectivity

proportion

number

(0,0,0)

unity

CRC F121

refractive index

proportion

number

(0,0,0)

unity

AIP 39; CRC F105

refractivity

proportion

number

(0,0,0)

unity

CRC F105, F121

register ton

volume

volume

(0,3,0)

cu meter

CRC F357; M 1-17; RR

rehoboam

volume

volume

(0,3,0)

cu meter

RR

relative activity

proportion

number

(0,0,0)

unity

CRC F292

relative atomic mass

proportion

number

(0,0,0)

unity

AIP 40

relative chemical activity

proportion

number

(0,0,0)

unity

AIP 37

relative density

proportion

number

(0,0,0)

unity

AIP 38

relative elongation

proportion

number

(0,0,0)

unity

CRC F317

relative humidity

proportion

number

(0,0,0)

unity

CRC F122

relative molar mass

proportion

number

(0,0,0)

unity

AIP 42

relative molecular mass

proportion

number

(0,0,0)

unity

AIP 42

relative permeability

proportion

number

(0,0,0)

unity

AIP 45

relative permitivitty

proportion

number

(0,0,0)

unity

AIP 42

relative stopping power

proportion

number

(0,0,0)

unity

(amershamhealth.com)

relaxation time

time

time

(1,0,0)

second

AIP 46; CRC F364

reluctance

reluctance

pressure gradient

(-2,-2,1)

reciprocal henry

AQ 28; CRC F122; M 15-4; Sz 58, 679

reluctivity

distance per inductance

pressure

(-2,-1,1)

meter per henry

CRC F122; M 15-4

rem

dose equivalent

specific energy

(-2,2,0)

sievert

CRC F122, F123, F357, F360, F361; M 1-24; Sz 62, 692

rep

absorbed dose

specific energy

(-2,2,0)

gray

CRC F123; RR

residual resistivity

.

.

.

.

CRC F327

resistance

resistance

resistance

(1,2,-1)

ohm

AQ 28; CRC F122, F313; M 15-3

resistivity

resistivity

resistivity

(1,3,-1)

ohm meter

CRC B206, E95, F122; M 15-3; Sz 58, 678

retinol equivalent

international units

.

.

.

RR

revolution

plane angle

number

(0,0,0)

radian

CRC F357; RR

reyn

dynamic viscosity

dynamic viscosity

(-1,-1,1)

pascal second

CRC F39, F357; RR

rhe

fluidity

fluidity

(1,1,-1)

per pascal second

CRC F98, F357; M 1-24; RR

rheinfuss

distance

distance

(0,1,0)

meter

RR

rhm

.

"roentgen hour meter"

.

.

RR

ri

distance

distance

(0,1,0)

meter

RR

richter

earthquake intensity

.

 

richter

RR

rick

volume

volume

(0,3,0)

cu meter

RR

ridge

distance

distance

(0,1,0)

meter

RR

riga last

volume

volume

(0,3,0)

cu meter

RR

right angle

plane angle

number

(0,0,0)

radian

CRC F357; RR

rigidity coefficient

.

dynamic viscosity

(-1,-1,1)

.

CRC F364

ring size

distance

distance

(0,1,0)

meter

RR

rockwell hardness

hardness

pressure

(-2,-1,1)

pascal

RR

rod

distance

distance

(0,1,0)

meter

CRC F357; M 1-16; MH 2417

roede

distance

distance

(0,1,0)

meter

RR

roentgen

exposure

frequency

(-1,0,0)

coulomb per kilogram

CRC F123, F284, F357, F360; M 1-24; Sz 62, 692

rood (1)

distance

distance

(0,1,0)

meter

RR

rood (2)

area

area

(0,2,0)

sq meter

CRC F357; RR

rope

distance

distance

(0,1,0)

meter

CRC F357; RR

rotary power

plane angle per distance

wave number

(0,-1,0)

radian per meter

CRC E424, F123

rotation rate

.

frequency

(-1,0,0)

.

CRC F363

rotational quantum number

proportion

number

(0,0,0)

unity

AIP 42

round

time

time

(1,0,0)

second

RR

rpm

angular velocity

frequency

(-1,0,0)

hertz

CRC F357; RR

run

.

yard hank per mass

.

.

RR

rundlet

volume

volume

(0,3,0)

cu meter

RR

rute

distance

distance

(0,1,0)

meter

RR

rutherford

wavenumber

wave number

(0,-1,0)

.

RR

 

 

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

 

Notes:

1) Repitious modifications of the same measurement (i.e.:mega-, milli-, micro-; free, rotational, ...) may not be reiterated.

2) Statistics units may not be included.

3) The following abreviations are used: sq = square, cu = cubic.

 

References:

1) AIP = E. Richard cohen, The Physics Quick Reference guide, 1996, American Institute of Physics.

2) AQ = C. W. Allen, Astrophysical quantities second edition, 1963, The Athlone Press University of London.

3) CRC = CRC Handbook of chemistry and Physics 70th edition, 1989, CRC Press.

4) M = Mark's Standard Handbook for Mechanical Engineers ninth edition, 1978, McGraw-Hill.

5) MH = Machinery's Handbook 23rd edition, 1988, Industrial Press.

6) RR = Russ Rowlett's (web-based) Dictionary of Units of Measurement.

7) Sz = T. Szirtes, Applied dimensional analysis and Modeling, 1998, McGraw-Hill.

8) S&H = H. Poincare', Science and Hypothesis (translated 1905, Dover 1952)