Spencer Heath Archive

Item 482

Pencilings on partial sheet of paper

No date

 

 

              Webster’s Dictionary

 Dyne  —

A force that, acting on a gram for 1 second, gives it a velocity of 1 centimeter per second.

(Equal to about 1 milligram of weight)

_________________________________

Erg – The unit of work or energy. One dyne working through a distance of one centimeter.

One Ft-pound or 13,560 000 /?/ ergs

1 erg = 1 milligram-centimeter  (Approximately)

________________

Energy of a system – That due to the motions of all its parts relative to its center of mass