Question

Strain & Wheatstone Bridge

3. Describe the difference between a quarter, half, and full bridge circuit and indicate the advantages and drawbacks under bending, axial, and thermal stresses, cite it

Answer 1

h mechoni raest ing ond measeemenkr u need to undeys omdot an obierk heets to oous fee. The amount of deläimation a matmtal apph'e oco an objec psrepen tron to the omeunt den'co san in the Phetre atie thêree types of stoan ege aeened hy the numhe oaeie elements in the heof slone beoidge, tho ootenlo tion of the stoamaes and the tye o sia being Meakccred

a) Meastoves ai bending ta b) Reguistes she nempletion siesisl neo a a dumoy d) Reguities hal. berndge completion oieistais ta (omplete the cohealstome baidge )Ru is on active stetiaqge measio n the ensile steiante) dge sTaam ages in One s te atn 9age R is active and a petond stram ge CRS) mounted in lose hamai ronlact at no bended to the sretine n ond placed ttens vorse to the gay

ertncipal ais of the stoa Thenelone the stram gag e but any ages inthe a9 le eec on this. dumnm femperathore dhongrt both gges in the some coay. Because the tempera teme chonges але identical in the foce ol thela hesislancede hang , the o the out put trollage does not chonge end the e At Conclus, on, you con moke only one strin gege romp letely ective to mese the You con deuble tibidg'senstw to starom by active in half bardge d'ytuit mdling both stoioin gages

nbaio the har baidgew )Neasues aral i bending stoein comple tion b) eyise s halk baidge ent o dr esis lens to templete the Hheats lone bodge nsle sa (e) #3 is on 'active sleamgage tompensa ta peisson's eet -ve) dl) hiswraton commonly confs but in ths oiquotion, oe hove on active lon@nトRs that !.s bonded to the stra spemen

Y pe o) Measwnes berin stahi only b) R obdge completion Stesislais to complete the halstone d alstoncbaidq c) R t is on ortive staan gageİmeauding the d) Rs is an active slain Qige med ohing the o m oiar active stiain qages ond is ovailable ecoce bending stolain and type, 3 meadoes the Portion efech , but all the hunee Ies m/nhize tha effedts of Tepeale

a) highly entive to bendnig soan ovnly b) il ond s one aa ge e) Ra and R4 age adive stenah, gages a) Sensilive o ben ding sEan on do m p oie ssi ve pois son efeeve) the tensilearsson effect tve) d) Rs is on achue s igin gage mea ening e) R4 is on active sa gemai the tensile stoan Ct E)

renhgu nation type b) RI and Ra active sangages essve Peissn fet Gve) measuoing the tensile stioin C+E) Bending foneprs The stbies's ey bending memenb atrie necon as bending sTore ss Bending moment:;s lohat is.(alled a drstaibubon e storesses aver on oe enteeds a centan value and he mon storess ponoduced by α bending moment rsat enloheme edg es of the ronoss section so 0 the Moximem,stvess

in the matonto A sliess tha tends to change he lerlh of a hody olled Axtal stres ) A compsessive stressis n'al stetess that lends to tause a bedy to beteme shales A Tens le sfoess e oal stoess thof tends to cou a body to be tome longe to ncuali bes of tempora tote col thoat ola tise o ng it