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About The Battalion. (College Station, Tex.) 1893-current | View Entire Issue (Feb. 27, 1907)
I llwmfWj ip- I ■t* WITH THE JI NIOH E. E’». \ It is not until we reach the Junior WITH A JUNIOR M. t When an ML E. student becomes jins to realise and class tfeat our epurse differs in any ja Junior hie| I way from other engineering courses | aDpreciate the usefulness; of the In tIEt* year thd E. E’s. start tak-1 practical work which h* does m ing Electrical Measurements The the shops. In praetipe^jjck a>^i potiocable feature of |th»h | !«»*>»<» galvanometers •rat*- the use of the galvanohifrt 1 kinds of and in! all spr** of i measure meet of rcsistanqe of ordRiary Values is accpmplisbed by means of the V’heatstone BrUge or by sOtne drop of potential tneth* od, ibut even here the galvanomet er is the indicator which tells u* when the proper adjustuient> are made. U ■■■ Strickly speaking the gal metef ia a device for the me; raent of electrical currents. Some gaKanometers imay be used to measure currents as sn all 4s qr»e ten thonsatldth W an ampere as M. K’s. do not Work in gipups except in such work as making engine tests, where group ing is necessary^ la the shop each man has his piece of work -to do and the doing of it concerns him and him only, each man l>eing re sponsible for his own progress. The first task to lie done in the machine < shopih clipping, filing and scraping a ca»t iron block. Each as he receives his . little two- cnbe of oast iron is inclined to k |t is a | "cinch.” but after k actually begins the novelty wears off. The first evening wo is usuhliy devoted mostly to ing how to temper and grind’ a cold chisel, j ^Vhen the block has beep chipped to approximately one and one-half inches on a side-, larggas a hhougatKl fimperes. j It! f he cold ch,sel ,s * nd th<? is thifci extreme sentitiveness ^ j 6te.taken up., It is filed to exact maksis the galvanometer such a S,IC ^d a •M uare n**' fil *■ ® 11 valuable Igstrninent in electrical j P^'^ 03 * To fitake tlw block fnb work! These measurements bring out many interesting features that Riese y iVt« otherwise would’not be known g: cept for the work t>eing done lie and elsewhere. 1^0*- example, if a substance h; a certain iresistance at one tempi: aturwit will not have Che same f sistai ce at another temperat But t nderM&nd.il.e resistance d not change in the same way. exam >le, an incandescent lamp ;,.,a Ion :r resistance as the tern, ature increases;. but a copper k»r steel wire has a higher res\staix.e as thfi temperature incehses. fil these requirements Mt takes week or two of time and a corres- 1 c *" * *** ■“**y d«w:rihad. ponding amount of patience. Next', rha c ' , ' r ’ , «“idn*eT ■ work ■» font adjacent edges are lieveled and then co4e!? the scrapingf. »»«* »*«e way U clwr for iht contractor. — AT PRACTICE WITH THE JUNIORS. The pvrpoee of this article h to be in- ■areeting and m.iructive to any op* into wboee hand* it may go an .f . the Mudeotm of any department kllm nation runcerniog the practice in the other depart ment*. Pocexainple—to let a "hughuntet'* know whet a mechanical engineering junior ia dofhg while raid ‘'bngbuMer" I* catch ing huga, or earring on dead "live atodcj" and to let an electrical engineering junior know what textile junior* are doing while l the K. £. it Sieasoritifc electro mot.ite j The next thing to d*> ia to run a line or leyet* over the rhoM* route, takingreadiojp i on etery hundred-yard atake where the dope is uniform, and if on varied groesq, j reading* are taken where Inecesaary to get | the general change of slope. Reference j points—stakes set as a giWti diataace and from the center of the track—«p the original line may be located when ned- , emery after the , rued baa bean coiutn i ted —are them vet at intervals ot several hun dred feet. A grade line ia now decided upon, said slopes stake* are set which reg u i*tt*he etn. bankment to be thrown up or the ex cays- lion to he made. These stake* are set at about the same points where the read ings were’ taken for the line of level*. Since this b jirore practical than’ theoretical, il complete calculations ii r I — I- Has a II .- i if. ' 1 i 1 complete line of the famous “lucky l[ Curve ’ Fountain Pens. Vj It i ' •;*.![ i \'M 'Kl o. 3 0 “Ross Hall;' r m " s 5 ' When one face ba- been scraped so as to be wnthiji oue thousandth of an inch of a perfect surface the block is finished, and great the joy of its maker ^ \, As each man htusKes the little cube, he is promoted to an engine lathe and then the real machine wprk begins. The first steo here is to learn how to operate the ma chine while some) simple exercises W intefjest.ng 1 feature |w a "? »**«R ntadeJ After sufficient tiiiK of metals b>] means lof^'^' has bee, ‘ for the stti- the —In- ! d*fit to become familiar with the i... operation of the juachine and the mi ctric current and at exists between 11 al deposited and Ihe cttrrefit ^fting of the tool, the ex^r •An ampere flowing for became sufficiently difficult Second will deposit .ooi i^S fl u ‘ r « a gootl deal .dI care ai With Junior Stadcats of Aaiwal j Hasbnadry. I'*rh»j>s in no other line oj work is a, combination [of theory and (•raciicat expwience more n«-«*sary to compiate sire-* ces. than in Ihestudy of animal fcusbandng.l Why taken in dwail it is,indeed a broad I subject. Being fully cus-nizaat of this fact I the department has made a liberal allow ance of seyaral hoars j>er weak ot tiiae tx> he pul in by the student tg actually sear h- log out the facts for hinmelf so that thejr reruata 1 indelibly stamjied upon .his mind. In the hts* years-of stady the foumlatioli cises is laid for deeper atudy by making close ircise deal. observations’ upon the oat ward get tin*, the ’ correct IW >;ramf ie of s|lver from ia solution thread of sill er aitrate, while the same K ra >’ matter coun cnrrci t deposits only .0003*9 wor J grami te of Copper from a copper thread-rutting soluti n in-the same time. This It is necessary , to )nniidbe« a very good.check of the ar ' an 8 em « nt o( giars jn ordkr to amouit of current that flows J t' ve the thread the detured lead, to through the circuit in a$iven time this th « machine must be thor- Anothet interesting piece of ap- j oughly understood by the operator. parati|r> is the Standard Cell. ‘The Care must be taken when cutting Junior laboratory is fortunate threads on cast irpn, as it is very enough to bave two (ttfries of tl^e brittle. If too deep cuts are taken. Standard Qell, each giving an ele* 3 P* 13 oJ the tbreAdtwfll invariably Iran; force: ^rhich is knowfa he broken off. one-one thousandth of II *. finishing ^11 of ithe lathe UiaMHaib of which other exercises the student goes to the >Pre forces can be pln«*cr. then to the shaper, and I '1 finally to the milling machine, fiiterestang experiment Finally only a few of the luckiest, me of the Junior Ii. E’s. gdt ; however, get beyond the lathe to jwoi k at e» rhe determination ojf t^fore their senior year. J©file's e<ju 1 \-akentfior the amount of h«*< geenrated in a given cir- skifl.jot aniraals, and ih«j|»udrnt gnufiislly gab| ' »n insight im« the forcev which tend tp produce certain etfoctv ou h a* difference* of WITH THE C. E.*S ^ * enh bjj the poasage of al -Seotrit After ^me preiia.insry work ir*c<fon,p- curreni- This is aecoinpiishe<i by !>**«ed to familiarise the student* wirh the ‘Of a piece of apparatus niethods employed In railroad consirnction, know (SOS a Calorimeter*. |-The cur- W» begin constructing a railroad. F.w this Ihlen annnetef ' work we are in squads p< four or five. The fiAt thing to be done when the constrstetion t>Y a railroad between two defined points j is decided upon, is to rim * pralimmary, or trial line ta «»rd#r to obtain the b«t route (or U r 0 "* work U v "'" | I slit will involve the lews . 0^. and st the i ln deparmwot khe b4nm, 11 sajne rime takt.g into eon.idwa.ion the muwWa. d.g—.v.. c^ulwory ^td new,*, expcritnedlla j. ^pve US an shortest dinance. { 1 . _! '•}•*«•*. •»« »M*dral sy—mattcally tlto the work of tl^e SeRioijj kn our j an tor C- fi practice we jra re- d**** 1 b y th * caretol dissection of one or the thifigs weT will b<j qmrwl to nut snch a road Only our more animal, am-h w^ In *i. practice likely . to mert in our every riayj'rohte is chosen hy the jinstructor.'and * be students work in groojw of three, aqd The cur tred with an ammeter rise iu temperature od * -oittoie oi water with * leter. Thfin knowing thd that exists between thesd quantities, the heat generated if thy typ« and conformation conduervato the de- velopment of big best t|>«cimens of beef and dairy cattle, bacon and lard hogs, light harness and heavy draft horses, etc. By the tithe the janio^class is reached the student is prepared to*enter in desetl the study of the possible control of theinternal and hereditary forces, and tha effects of selection and environment which Iced to thd development of the desired characteristics. These vantage points are advanced upon from three positions—That of breeder, feeder, and veterinarian. 1 | From the wandpoint of the breeder prac tice ia had la the tracing of pedigrees and the comparison of the combinations of blood Itaes ia different pedigrees. j From standpoint of the feeder balanced rations, with comparative values of differ ent food stuffs ia studied, taking into con sideration the fertilising value of indigest ible portions, and this is weighail k ip the balance with actual* ex peri menu ill the feeding ot different classes and types ot animals.) By actual experiments note may be made of the palatabilhy and yhysitml effects of certain food* This is im^ortafN, for no matter how perfect a ration is from theory, if the hnimars appetite dom not call work ia after.Ii{e. if we ftillow ou onom jtfioflHHoal ii ( J For tfiis practice jfire arc into grqkps of threes and ^K^pups are fit wor k on experiment at tfie santei .time Records ■ of the experimenth fiarefully* written and preserved by the Mutants raef° r ' u ‘Jflfl’ikefm f'*r future tate in advance wor divided; tw-o|J s *H e re t are ranuired to first ruii the 'preliminary; :*“ h C ,VM *e "Wks on a definite aei, we change the original llna a *.1*. ^ wh °' e ^ and put in seserat j cufse*. u«ulty, two. * ,,ody ^ ^ ‘ w-tfich must comply - wirb the raquiretyents symproaaa, rtsailu and treat man* M .taMM over’ sesen degrees must be ■ I »< 1 nuacon tag ions diseases of aa- 1.. n 1 t_ i 1, , i . 1 . i, j -i rajfl put in with fifty foot chords, while tho*e of i im * b lt*l than than seven degree, may. be pat in 1 * fc i*2* *** Wieh hundred foot cfsordh.y Both of these lines are run with a tranfitc. and are ahoyt ^300 feet long the course -i* mtendod not only to equip a man for success h 1 ro se If. but also to help him to he able to j street others and thereby be made a useful ’citizen wherever he goes. *TI-t * ! i i r m I pson Zc, Keller rjl Agents ledai Laundry ENT NO. 2 where you get those “foxy” , j stals finished in silver tinsel * ! jK ...a; *“ ^ 1 v r ^ay. Fish! Its your time now. 1 To get a good bite-— The great Long Hofin work Is about over, and for • j 30 days will make reduced Prices to the Juniors, Sophomores and Freshmen. Carter’s Studio { BRYAN TtX>e L THE SHOEMAKI HORLICK ❖ Has moved into his tailor shop. He flow has ample room and can meet the cadet and campus trade better than ever before. new quarters h of Charlie's EVERY MAN HAS HIS PRICE r ^nd it is nothing short Jpf hard-faced bribery to tet a citizen’s suit made C H A R L I E for j T W E T Y-F l V E D OLL —- ri->— ; —* i fr' ' AR >0 you know what will ^ % We wor^i this season ? ^ || not, hd will take pleas- ^ i|re m owing you. tiUaLe—: