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GCE JAN 2011 : AS 1 Forces, Energy and Electricity - Revised (Irish-Medium)

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Uimhir L rionaid 71 Uimhir Iarrth ra ADVANCED SUBSIDIARY General Certificate of Education January 2011 Fisic ag meas n Mod l 1: F rsa , Fuinneamh agus Leictreachas AY111 Aonad Meas naithe AS 1 [AY111] D C ADAOIN 12 EAN IR, MAIDIN AM 1 uair 30 n im ad. TREOIR D IARRTH IR Scr obh d Uimhir L rionaid agus d Uimhir Iarrth ra sna sp sanna chuige sin ag barr an leathanaigh seo. Freagair gach ceist. Scr obh do fhreagra sna sp sanna chuige sin sa scr dph ip ar seo. EOLAS D IARRTH IR Is 75 an marc ioml n don ph ip ar seo. Meas n far caighde n na cumars ide scr ofa i gceist 9. L ir onn figi ir idir l ib n ar thaobh na l imhe deise de leathanaigh na marcanna at ag dul do gach ceist. Tarraing tear d aird ar an Bhileog Sonra agus Foirml at istigh sa scr dph ip ar seo. T cead agat ireamh n leictreonach a s id. Don Scr daitheoir amh in Uimhir Marcanna Ceiste 1 2 3 4 5 6 7 8 9 10 Marc Ioml n 6456.03 M bh onn luachanna na dtairiseach fisiceach de dh th ort le ceist ar bith sa ph ip ar seo a fhreagairt, t siad le f il ar an Bhileog Sonra agus Foirml . Scr daitheoir Amh in Marcanna Athmharc Freagair gach ceann de na deich gceist. 1 (a) (i) Cad is cainn ocht sc lach ann? ___________________________________________________ ___________________________________________________ (ii) Cad is cainn ocht veicteoireach ann? ___________________________________________________ _________________________________________________ [2] (b) Anseo th os t s chainn ocht fhisiceacha. Cuir in i l c acu de na cainn ochta fisiceacha ar veicteoir iad tr thic ( ) a chur sa bhosca a chomhfhreagra onn don chainn ocht. Fuinneamh poit insi il Minic ocht Treoluas Lucht F rsa Cumhacht 6456.03 [2] 2 [Turn over (c) Taispe nann F or 1.1 f rsa 12 N ag feidhmi ar bhr ce at ar fos ar dhromchla cothrom nach. Scr daitheoir Amh in Marcanna Athmharc 12 N 35 Dromchla cothrom nach F or 1.1 (i) Faigh, tr na r omh, cuid cothrom nach agus cuid ceartingearach an fh rsa seo. Cuid cothrom nach = ________________ N Cuid ceartingearach = ________________ N [2] (ii) Abair go bhfuil mais 3.0 kg sa bhr ce. Cad an f rsa ceartingearach comhthoraidh at ag feidhmi ar an dromchla cothrom nach ansin? F rsa = ________________ N 6456.03 [2] 3 [Tiontaigh an leathanach 2 (a) T crann tabhaill in s id le liathr id a theilgean ceartingearach in airde le treoluas tosaigh de 5.0 m s 1. Scr daitheoir Amh in Marcanna Athmharc (i) R omh an uasairde a shroichfidh an liathr id. Uasairde = ________________ m [2] (ii) R omh an t-am ioml n eitilte ( n am ar teilgeadh an liathr id go bhfilleann s ar an phointe tosaithe). Am eitilte = ________________ s 6456.03 [2] 4 [Turn over (b) Is at in F or 2.1 sracghraf simplithe de threoluas v ar am t le haghaidh cairr at ag taisteal feadh b thair dh righ idir dh fhoireann de shoilse tr chta. Scr daitheoir Amh in Marcanna Athmharc v 0 0 t1 t2 t3 t4 t F or 2.1 (i) Cuir s os i bhfocail ar an d igh a bhfuil luasgh ar an chairr ag athr sna heatraimh ama seo a leanas t1 go t4. t1 go t2: ___________________________________________ t2 go t3: ___________________________________________ t3 go t4: _________________________________________ [2] (ii) Luaigh an d igh a bhf adfa an fad idir na soilse tr chta a fh il F or 2.1. ___________________________________________________ _________________________________________________ [2] 6456.03 5 [Tiontaigh an leathanach 3 (a) Luaigh dara dl gluaisne Newton. Scr daitheoir Amh in Marcanna Athmharc _______________________________________________________ _______________________________________________________ _____________________________________________________ [2] (b) T duine dar mais 55.0 kg ina sheasamh ar sc la seomra folctha in ardaitheoir. T na sc la calabraithe le rud a thomhas ina ni tain. (i) Tosa onn an t-ardaitheoir ag dul ceartingearach in airde faoi luasgh ar tairiseach de 1.5 m s 2. R omh an l amh at ar an sc la de r ir mar at an t-ardaitheoir ag luasgh ar in airde. L amh = ________________ N [2] (ii) I ndiaidh an luasgh ar tosaigh seo leanann an t-ardaitheoir air ag dul in airde faoi luas tairiseach. Faigh an l amh at ar an sc la sa ch s seo. L amh = ________________ N [1] (iii) Tosa onn an t-ardaitheoir ag moilli ansin faoi mhoilli ch n tairiseach de 1.0 m s 2. R omh an l amh a bh onn ar an sc la de r ir mar at an t-ardaitheoir ag moilli . L amh = ________________ N 6456.03 [2] 6 [Turn over 4 Taispe nann F or 4.1 planc aonfhoirmeach, dar me chan 30 N agus dar fad 3 m, ar fos ar dh thaca. T na taca suite 0.5 m agus 2.0 m n taobh cl den phlanc. T me chan 18 N ar crochadh ar an taobh cl den phlanc. X Scr daitheoir Amh in Marcanna Athmharc Y Taca F or 4.1 (a) Faigh na frithghn omhuithe, X agus Y, ag an d thaca. X = ________________ N Y = ________________ N [3] (b) C n m ad me chain ba ch ir a chur ar an taobh cl sa d igh go mbeidh frithghn omh Y cothrom le nialas? M ad me chain = ________________ N 6456.03 7 [2] [Tiontaigh an leathanach 5 Is 800 kg an mhais at i gcarr beag a ghlacann 13.5 soicind le luasgh ar fhos go treoluas de 27.8 m s 1. Scr daitheoir Amh in Marcanna Athmharc (a) (i) R omh fuinneamh cin iteach an chairr nuair at s ag gluaiseacht faoi 27.8 m s 1. Fuinneamh cin iteach = ________________ J [1] (ii) R omh aschur cumhachta s ideach an innill leis an luasgh ar seo a th irgeadh. Aschur cumhachta = ________________ W [1] (iii) Is 29% ifeachtacht an innill le fuinneamh ceimiceach a thiont ina fhuinneamh cin iteach s ideach. R omh an fuinneamh ceimiceach n pheitreal at de dh th leis an m id seo d fhuinneamh cin iteach a th irgeadh. Fuinneamh ceimiceach = ________________ J 6456.03 8 [2] [Turn over (b) Agus an carr ag gluaiseacht faoi 27.8 m s 1, sroicheann s bun an chlaonta mar a thaispe ntar in F or 5.1. M chann an tiom na an t-inneall agus ligeann s don charr a bheith ag saorghluaiseacht suas an claonadh. Gan frithchuimilt a chur san ireamh, r omh c fhad a rachaidh an carr suas an claonadh sula dtiocfaidh s ar fos. Scr daitheoir Amh in Marcanna Athmharc 8 F or 5.1 Fad suas an claonadh = ________________ m 6456.03 9 [3] [Tiontaigh an leathanach 6 (a) (i) Tarraing agus lip adaigh c iri ch n turgnamhach a d fh adfa a s id le modal Young d bhar sreinge fada a thomhas. Scr daitheoir Amh in Marcanna Athmharc [3] (ii) Chomh maith leis an fh rsa ar an tsreang a thomhas, t 3 chainn ocht eile a chaithfear a thomhas le modal Young a fh il. Sa t bla th os, liostaigh na tomhais eile a ghlacf , agus luaigh na huirlis a bheadh in s id agat leis na tomhais a ghlacadh. Tomhas Uirlis [3] 6456.03 10 [Turn over (b) Cuirtear f rsa si nte de 5.5 N i bhfeidhm ar shreang chopair dar fad 2.5 m, agus t irgtear straidhn de 7.8 10 4. Is 1.2 1011 N m 2 modal Young copair. Scr daitheoir Amh in Marcanna Athmharc (i) R omh an s neadh a th irgtear sa tsreang. S neadh = ________________ mm [1] (ii) R omh achar trasghearrthach na sreinge. Achar trasghearrthach = ________________ mm2 6456.03 11 [3] [Tiontaigh an leathanach 7 (a) Ainmnigh sampla amh in de sheolt ir mach. Scr daitheoir Amh in Marcanna Athmharc _______________________________________________________ Ar F or 7.1, sceitse il graf lena l iri cad mar at an sruth tr d an seolt ir at luaite agat ag athr leis an difr ocht poit insil trasna air. Glac leis go bhfanann teocht an tseolt ra tairiseach. I 0 [2] V 0 F or 7.1 (b) (i) M nigh cad at i gceist le forsheoltacht. Ar F or 7.2 sceitse il graf leis an ifeacht seo a l iri do shreang a rinneadh as bhar forsheoltachta, faoin idirtheocht forsheoltachta agus os a cionn. Lip adaigh an idirtheocht Ts. ___________________________________________________ ___________________________________________________ R 0 0 T [3] F or 7.2 6456.03 12 [Turn over (ii) Luaigh feidhm amh in at le forsheoltacht. Scr daitheoir Amh in Marcanna Athmharc ___________________________________________________ ___________________________________________________ _________________________________________________ [1] 6456.03 13 [Tiontaigh an leathanach 8 T sruth 60 mA ag sreabhadh tr fhriot ir dar friota ocht 80 ar feadh 12 n im ad. Scr daitheoir Amh in Marcanna Athmharc (a) (i) R omh an m id luchta a th ann tr d an fhriot ir le linn an ama seo. Lucht = ________________ C [1] (ii) Uaidh sin, r omh an l on leictreon a th ann tr d an fhriot ir le linn an ama seo. An l on leictreon = ________________ [1] (b) (i) R omh an difr ocht poit insil trasna an fhriot ra. Difr ocht poit insil = ________________ V [1] (ii) R omh an fuinneamh teasa a bh chaitheamh ag an fhriot ir le linn an 12 n im ad. Fuinneamh = ________________ J 6456.03 14 [2] [Turn over LEATHANACH B N (Leanann na ceisteanna ar an ch ad leathanach eile) 6456.03 15 [Tiontaigh an leathanach Ba ch ir duit an cheist seo a fhreagairt i bpr s lean nach san it ar cu sin. Meas n far th ar chaighde n na cumars ide scr ofa. 9 Scr daitheoir Amh in Marcanna Athmharc (a) Cuir s os ar thurgnamh le friota ocht inmhe nach cadhnra a fh il. Tarraing l ar id de chiorcad. L ar id de chiorcad [2] Cur s os ar an turgnamh: _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _____________________________________________________ [2] 6456.03 16 [Turn over (b) (i) Is f idir friota ocht inmhe nach a fh il tr ghraf a tharraingt. Lip adaigh na haiseanna ar F or 9.1 le gur f idir friota ocht inmhe nach a fh il. Sceitse il graf de na tortha a gheofa thurgnamh mar seo. 0 Scr daitheoir Amh in Marcanna Athmharc 0 F or 9.1 (ii) Cad mar a fhaightear an fhriota ocht inmhe nach n ghraf? ___________________________________________________ _________________________________________________ [3] Caighde n na cumars ide scr ofa [2] (c) T f.l.g (e.m.f) 12.6 V agus friota ocht inmhe nach 0.02 ag cadhnra cairr. Nuair at an m tar d isithe ceangailte den chadhnra, tugann an cadhnra sruth de 145 A. R omh an difr ocht poit insil teirmin il nuair at an d isire ceangailte. Difr ocht poit insil teirmin il = ________________ V 6456.03 17 [2] [Tiontaigh an leathanach 10 L ir onn F or 10.1 dh fhriot ir fosaithe agus friot ir inathraithe sraithcheangailte de shol thar cumhachta 18 V dar friota ocht inmhe nach neamhshuntasach. Is f idir an c iri ch n a s id le haschur inathraithe voltais a thabhairt idir C agus D. Scr daitheoir Amh in Marcanna Athmharc 240 A 18 V C 120 B 360 D F or 10.1 (i) R omh an sruth at ag sreabhadh thart ar an chiorcad. Sruth = ________________ mA [2] (ii) Uaidh sin, r omh an difr ocht poit insil trasna an fhriot ir inathraithe 120 (an voltas idir A agus B). Difr ocht poit insil = ________________ V 6456.03 18 [1] [Turn over (iii) R omh an difr ocht poit insil idir an pointe D agus an teagmh il sleamhn in den fhriot ir inathraithe (lip adaithe C), nuair at s leath bealaigh idir A agus B. Difr ocht poit insil = ________________ V [2] (iv) Cuirtear friot ir 120 trasna an aschuir idir C agus D anois. R omh an difr ocht poit insil nua idir C agus D. Difr ocht poit insil = ________________ V SEO DEIREADH AN SCR DPH IP IR 6456.03 19 [3] Scr daitheoir Amh in Marcanna Athmharc Cuireadh isteach ar chead chun an t- bhar c ipchirt uile a at irgeadh. I gc sanna irithe is f idir n r irigh le CCEA teagmh il a dh anamh le h in ir c ipchirt agus beidh s s sta na hadmh lacha sin a f gadh ar l r a chur ina gceart amach anseo ach a chur ar an eolas. 6456.03 Fisic GCE (Ard-fhotheastas) Bileog Sonra agus Foirml Luachanna na dtairiseach luas an tsolais i bhfol s c = 3.00 108 m s 1 bunlucht e = 1.60 10 19 C tairiseach Planck h = 6.63 10 34 J s mais leictreoin me = 9.11 10 31 kg mais pr t in mp = 1.67 10 27 kg luasgh ar saorthitime ar dhromchla an Domhain g = 9.81 m s 2 leictreonvolta 1 eV = 1.60 10 19 J Foirml s ideacha D fh adfadh na foirml seo a leanas a bheith s ideach le roinnt ceisteanna sa scr d a fhreagairt: Meicnic Imchoime d fuinnimh 1 2 2mv 1mu2 = Fs 2 Dl Hooke F = kx (tairiseach linge in k) Leibh al fuaimdh ine/dB = 10 lg10 I I0 Trasna ocht an d fhoinse = Foirmle an lionsa 111 u+v= f Formh ad v m=u Difr ocht poit insil losa V = E Ir (F.l.g. E; Friota ocht Inmhe nach r) Roinnteoir poit insil Vout = d fh rsa tairiseach Fuaim Tonnta ay d Solas Leictreachas R1Vin R1 + R2 C ithn n agus f t in Cothrom id de Broglie 6456.04 h =p AY111INS

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Additional Info : Gce Physics January 2011 Assessment Unit AS 1, Module 1: Forces, Energy and Electricity - Revised (Irish-Medium)
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