Page 613 - Handbook of Electrical Engineering

606 HANDBOOK OF ELECTRICAL ENGINEERING

Constants Numerical value Symbol

Acceleration 9.80665 m/s 2 g
due to gravity 32.174 ft/s 2 g
Base of natural logarithms 2.7182818285 e
3
Density of water 1.0 kg/m =
0.062428 lb/ft 3
Pi 3.1415926536 π
3
Specific volume of water 1.0m / kg =
3
16.01850 ft /lb

I.8 REGULARLY USED PREFIXES

Pico 10 −12
Nano 10 −9
Micro 10 −6
Milli 10 −3
Centi 10 −2
Deci 10 −1
Kilo 10 +3
Mega 10 6
Giga 10 9
Tera 10 12

I.9 REFERENCES

1. Electrical Review International. Vol. 200, No.14, p. l8, dated 08/04/1977.
2. K. Gieck. Technical Formulae. Pub. Gieck-Verlag, Germany. 7th Edition ISBN 3 920-37920-9
3. Flow of Fluids through Valves, Fittings, and Pipes. Metric Edition – SI Units. Technical Paper No.410M.
Pub. Crane Ltd. UK. 6th Printing 1986
4. Kempe’s Engineers Year Book 1988, Chapter A1. 93rd Edition Pub. Morgan-Grampian Book Publishing Co.
Ltd. 40 Beresford Street, London SE18 6BQ
5. ISO 1000:1992(E) SI units and recommendations for the use of their multiples and of certain other units, with
amendments. 3rd Edition, dated 1992-11-01.
6. Instant metric conversion. (Serial No. 92). Edited and published by J. A. M. Gaboury Montreal, Canada.
1994 ISBN 2 980-20791-18
7. Y. R. Mayhew and G. F. C. Rogers. Thermodynamic and transport properties of fluids. 2nd Edition, 1968,
Oxford, Basil Blackwell, Blackwell and Mott Ltd.