HP TextEngineer Technical Writing Guide Manuel d'utilisateur télécharger pdf (Page 24)

Company Writer's Guide

[For Illustration Only] B-9

Symbols for Units in General Use (Cont’d)

Unit Symbol Notes

gigaelectronvolt GeV

gigahertz GHz

gilbert Gb

The gilbert is the electromagnetic CGS unit of

magnetomotive force. Deprecated

(see ANSI Z210.1-1976).

grain gr

gram g

gram per cubic centimeter g/cm

gray Gy

SI unit of absorbed dose in the field of radiation

dosimetry.

hecto h SI prefix for 10

henry H SI unit of inductance.

hertz Hz SI unit of frequency.

horsepower hp

The horsepower is an anachronism in science

and technology. Use of the SI unit of power, the

watt, is preferred.

hour h

inch in.

conventional inch of

mercury

inHg 1 inHg = 3386.4 Pa (ISO)

conventional inch of

water

inH

O 1 inH

O = 249.09 Pa (ISO)

inch per second in/s

joule J SI unit of energy, work, quantity of heat.

joule per kelvin J/K SI unit of heat capacity and entropy.

kelvin K

In 1967, the CGPM gave the name kelvin to the SI

unit of temperature which had formerly been

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HP TextEngineer Technical Writing Guide Manuel d'utilisateur Page 24