106 ri-vKu. 



Dkfore Operation 



yuBtilil)- of air iV ) :;70 ol 71 .liT — 3L' :i'j.:;7 = I. 



V + (V X I' X 0.002035) = V. V = '-"*• = 250. W = V x 0.08073 = 20.2 



Fall in temp, of air 2.74 =• t. Q = W x t X "p. h- ■= 20.2 X 2.74 X 0.2374 — 13.14 = licnt lukon fi,)m nir 

 ItJMJ in ti'iiip. of waUr 1.05 X 130.8589 = 137.4018 ■■ licot given to caliirimcter. 



13.14 ^ lieat taken from air. 



124.2ril8 t— heat dissipated in 1) hours. 

 Hourly distipation of heat H'l.xtl'i 



AfTEB OrElUVTION. 



yuanUty of air (V) = 172 at 72 .07 — 32° — 40 07 — I'. 



V + (V X I' X 0.002035) = V V ^''\ — 159. W — V X 0.0P073 — 12.84. 



Fall in temp, of air 3.52 — t. Q -- W X t X sp. h. = 12.R4 X 3-52 X 0,2374 ~- 10.7345 = liool laktn Ircm air. 

 nine iu temp, of water 0.852 X 130.8589 = 111.4'JlH = heat piveii to calorimeter. 



10.7345 1= heat taken from air. 



ll)il.7'>73 >== heat dissipated in 1^ hours. 

 Hourly disaipalion of heal C7.171fi 



SfMM.Mir. 



Hourly dis.sipation of liont before oporation P2.R412 

 Hourly dissipation of heat after operation C7.17IC 



Hourly Ion of heal diisipation folloxoing operation 15.CG'JC 



If' III Production. 

 Before Operation. 



No change of bodily temperature, hourly dissipation = hourly production of heat 82.8412. 



After Operation. 



Hliio of bodily temperature in 1 k hours 0".4. in 1 hour 0.2r>f>7 = t. 



Q = W X t X sp- h. -^ 20 X 0.2GC7 X 0.75 = 4 = heat added to reserve. 



C7.171C •= hourly dissipation of heat. 

 4 = hourly addition lo heat rcscive. 



Hourly production of heat 71.1716 



Summary. 



Hourly produitioM of hent before operation P2.P412 

 Hourly production of heat after operation 71.171G 



Hourly lost of heat production following operation 11.CG96 



Experiment 90. 



A dnp. Weiplit 10 ponn<li». 



ll:2.'i A.M. — Uectol tini|)<Taturc 102\'2. 



0.69 

 (train) 



