Part

 1 I  |               the relation of heat to mechanical force, which supplied the
 2 I  |            call amount of work in the mechanical sense of the word.~The idea
 3 II |              Let us now pass to other mechanical forces, those of elastic
 4 II |             not here enter into those mechanical arrangements, however ingeniously
 5 II |           then, that heat can produce mechanical power; but in the cases
 6 II |             of force with the name of Mechanical Theory of Heat.~The older
 7 II |             of heat - namely, that to mechanical work - had not been accurately
 8 II |               the bases of the modern mechanical theory of heat, and the
 9 II |                If we inquire into the mechanical effects of friction and
10 II |           know is the equivalent of a mechanical work; so long as this velocity
11 II |         therewith apparently also the mechanical work which this velocity
12 II |         impact are processes in which mechanical work is destroyed, and heat
13 III|               equivalence of heat and mechanical work in friction, as close
14 III|             which it originated; in a mechanical point of view, they are
15 III|             attain the same object by mechanical forces, if we produce the
16 III|               is interesting, for the mechanical force of the arm which turns
17 III|          engine changes chemical into mechanical force the magneto-electrical
18 III| magneto-electrical machine transforms mechanical force into chemical.~The
19 III|          steel magnet. We thus obtain mechanical actions which meet with
20 III|            consume either chemical or mechanical forces, or heat.~We may
21 III|             or electrical currents or mechanical work.~We have seen that
22 III|             are accustomed to measure mechanical work, and how the equivalent
23 III|              be expressed in terms of mechanical work.~If, now, a certain
24 III|            now, a certain quantity of mechanical work is lost, there is obtained,
25 III|               quantity of chemical or mechanical force; and, again, when
26 III|             the aid of the then known mechanical forces could be demonstrated