AND ITS APPLICATION TO MR. B. TOWER’S EXPERIMENTS. 
223 
The value for a thus obtained is therefore 
a=-0004885^(1 +'002 I/)+ ,222 (L+L.-t 0 ) _ 
and for the experiments with the bath at 90° Fahr. 
a= ‘0004885+1 + -002 L / )e 0222(r »‘ +1 °- 5) 
or 
az=-00061Glw(l + '002L / )e° 222T - . . 
From equation (148) and the values of T m , Table TIL, the values of 
a 
n 
for Mr. Tower’s 
Putting 
experiments have been calculated. 
^=• 000016 — 0221T * 
(147) 
(148) 
(149) 
and, substituting in equations (47) from (148) and (14.9), 
66-08 Ng— 0665T m 
Kl ~(l + -002 Vfrd 
_ -0034 N T e~' 0443T -« 
(1 + -002 L')n 
-00005139(1 + -002 L')e 0322T - 
(150) 
for the circumstances of Mr. Tower’s experiments, to which the equations of 
Sections VI. and VII. then become applicable. 
40. Application of the Equations to the Circumstances of Mr. Tower’s Experiments 
on Brass Vo. 1, given in Table /., Art. 34, to determine c, <+, <t>vf' and p — p 0 . 
The circumstances are, the unit of length being the inch, 
It=2 (inches) 
0=78° 31' 20" 
-”=•0004885, already deduces, equation (146) 
L—484 L'~l 
> equations (124) 
U=‘2094 j 
T 0 =60, assumed 
T a: =70'5, equation (140) 
T^=tabular values, Table III,, the increase with load being neglected 
y. 
(151) 
