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GCE MAY 2009 : A2 1 Energy, Oscillations and Fields (Irish Medium)

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Uimhir L rionaid 71 Uimhir Iarrth ra ADVANCED General Certificate of Education 2009 Fisic Aonad Meas naithe A2 1 ag meas n Mod l 4: Fuinneamh, Ascaluithe agus R ims [A2Y11] D ARDAOIN 21 BEALTAINE, IARN IN 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 ceann de na s cheist. Scr obh do fhreagra sna sp sanna chuige sin sa cheistph ip ar seo. EOLAS D IARRTH IR Is 90 an marc ioml n don ph ip ar seo. Meas n far caighde n na cumars ide scr ofa i gceist 4. 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 n do gach cuid de cheist. Tarraing tear d aird ar an Bhileog Sonra agus Foirml at taobh istigh den cheistph ip ar seo. Tig leat ireamh n leictreonach a s id. Cuireann Ceist 6 le riachtanas mheas n sionoptach na Sonra ochta. Moltar duit tuairim is 55 n im ad a chaitheamh ar cheisteanna 1 5, agus tuairim is 35 n im ad ar cheist 6. 4867.03 Don Scr daitheoir amh in Uimhir Ceiste 1 2 3 4 5 6 Marc Ioml n Marcanna LEATHANACH B N 4867.03 2 [Turn over M bh onn luachanna na dtairiseach siceach de dh th ort chun ceist ar bith ar an 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 s cheist 1 (a) Luaigh prionsabal imchoime d an mh imintim. _________________________________________________________ _________________________________________________________ ______________________________________________________ [2] (b) Coinn onn fear raidhfil dar mais 4.2 kg in adan a ghualainne. T an raidhfil l d ilte le hurchar dar mais 15 g. Nuair a scaoiltear an raidhfil, im onn an t-urchar bhairille an raidhfil faoi threoluas 250 m s 1. Br nn aisl im an raidhfil gualainn an fhir ar gc l. (i) R omh m id mh iminteam an urchair de r ir mar a im onn s n raidhfil. M iminteam an urchair = _____________________ kg m s 1 [1] (ii) M nigh cad chuige a n-aisl imeann an raidhfil ar gc l. ______________________________________________________ ______________________________________________________ ____________________________________________________ [1] (iii) R omh m id an treoluais faoina n-aisl imeann an raidhfil ar gc l. Treoluas = ____________________ m s 1 4867.03 3 [1] [Tiontaigh an leathanach (c) Gluaiseann an t-urchar fad cothrom nach agus ansin buaileann s agus tu m onn s i mbloc adhmaid dar mais 3.0 kg agus at saorchrochta as sreang n fada mar a thaispe ntar in F or 1.1. 250 m s 1 Scr daitheoir Amh in Marcanna Athmharc h F or 1.1 (i) Ag tabhairt neamhairde ar fhriota ocht aeir, r omh m id treoluas tosaigh an bhloic adhmaid agus an urchair i ndiaidh imbhuailte. Treoluas = ____________________ m s 1 [2] (ii) s id do fhreagra ar (c)(i) le fuinneamh cin iteach an bhloic agus an urchair d reach i ndiaidh imbhuailte a r omh. Fuinneamh cin iteach = ____________________ J 4867.03 4 [2] [Turn over (iii) R omh an uasairde h os cionn su omh na cothroma ochta a n- ireoidh an bloc agus an t-urchar chuige i ndiaidh imbhuailte. h = ____________________ m Scr daitheoir Amh in Marcanna Athmharc [2] (iv) I bhf orch s, bheadh luach h mar a thaispe ntar in F or 1.1 n os l n an luach a r omhadh in (c)(iii). M nigh cad chuige. _____________________________________________________ ___________________________________________________ [1] (v) Sa liosta seo th os, marc il le tic ( ) an chainn ocht n na cainn ochta a imchoime dtar san imbhualadh seo. M iminteam Fuinneamh cin iteach Fuinneamh ioml n 4867.03 [1] 5 [Tiontaigh an leathanach 2 Luann mac l inn dl Boyle le haghaidh g is id alaigh mar seo a leanas: Scr daitheoir Amh in Marcanna Athmharc T toirt V aeir i gcomhr ir leis an bhr p a fheidhm tear. (a) D fh g an mac l inn tr rud th bhachtacha ar l r sa r iteas seo. Luaigh na ruda a f gadh ar l r agus m nigh cad chuige a gcaithfear ruda a chur isteach le go mbeidh an r iteas seo ar dhl Boyle ceart. (i) Rud a f gadh ar l r 1: _____________________________________________________ _____________________________________________________ M ni ar an rud at le cur isteach: _________________________ _____________________________________________________ _____________________________________________________ (ii) Rud a f gadh ar l r 2: _____________________________________________________ _____________________________________________________ M ni ar an rud at le cur isteach: __________________________ _____________________________________________________ _____________________________________________________ (iii) Rud a f gadh ar l r 3: _____________________________________________________ _____________________________________________________ M ni ar an rud at le cur isteach: _________________________ _____________________________________________________ __________________________________________________ [6] 4867.03 6 [Turn over (b) L amh in nuair ba 102 kPa br an atmaisf ir agus nuair ba 12.0 C an teocht taobh amuigh, bh an br i mbonn cairr 175 kPa os cionn bhr an atmaisf ir. I ndiaidh turas fada, d irigh teocht an aeir sa bhonn go 28.0 C. Scr daitheoir Amh in Marcanna Athmharc (i) R omh c mh ad a bh br an aeir sa bhonn os cionn bhr an atmaisf ir ag 28.0 C. Glac leis gur fhan toirt an bhoinn tairiseach. Br os cionn bhr an atmaisf ir = __________________ kPa [3] (ii) I mboinn carr r sa ochta, is gn ch go n- s idtear n trigin in it aeir. T seo amhlaidh, mar de r ir mar a bh onn an teocht ag athr , is f idir r amh-mheas is beaichte a dh anamh ar an mh id a fhorbr idh an n trigin. C n d igh, dar leat, ar f idir le foireann r sa ochta an fhaisn is seo a s id? _____________________________________________________ _____________________________________________________ ____________________________________________________[1] 4867.03 7 [Tiontaigh an leathanach 3 Taispe nann F or 3.1 marca ocht aonach siamsa ochta darb ainm Cathaoir-O-Eitle n. T su och in ar crochadh as slabhra at ar crochadh as g aga dochta at ceangailte de sheafta ingearach ar f idir leis rothl . De r ir mar a mh ada tear ar threoluas uilleach an tseafta, b onn marca ocht chorraitheach ag na paisin ir . hhtp://www.dizzyland.com.au/images/chair_o_plane_lrg2.jpg F or 3.1 4867.03 8 [Turn over Taispe nann F or 3.2 l ar id shimplithe de shu och n folamh amh in agus an mharca ocht ar fos. B Scr daitheoir Amh in Marcanna Athmharc A Slabhra V 2.80 m Su och n 2.40 m V V V C F or 3.2 T an slabhra crochta ar crochadh as pointe A ar gh ag docht gathach AB at ceangailte den seafta ingearach BC agus rothla onn s leis. Is 2.40 m fad A n ais agus t an slabhra 2.80 m ar fhad. Nuair a thosa onn an seafta ingearach BC ag rothl , is i gciorcal cothrom nach dar ga 2.40 m, mar sin, at gluaisne thosaigh an tsu och in. (a) (i) Cuir s os go c il ocht il ar an d igh a n-athra onn gluaisne an tsu och in de r ir mar a mh ada tear ar threoluas uilleach an tseafta ingearaigh. _____________________________________________________ ___________________________________________________ [1] (ii) Ag am amh in, is 4.00 s peiriad rothlaithe an tsu och in. R omh treoluas uilleach an tsu och in. Treoluas uilleach = __________________ rad s 1 4867.03 9 [1] [Tiontaigh an leathanach V 2.40 m Scr daitheoir Amh in Marcanna Athmharc V (iii) Taispe nann F or 3.3 su omh an tsu och in fholaimh ag an mheandar a mb onn s ag rothl faoin treoluas uilleach a r omh t in (a)(ii). Slabhra Su och n V Conair rothlaithe an tsu och in F or 3.3 1. M nigh cad chuige a bhfuil f rsa l raimsitheach ag feidhmi ar an su och n. __________________________________________________ ________________________________________________ [1] 2. Cad is c is leis an fh rsa l raimistheach seo? __________________________________________________ ________________________________________________ [2] 4867.03 10 [Turn over (b) (i) M ada tear ar threoluas uilleach an tseafta sa d igh gurb 21.0 m s 2 luasgh ar l raimistheach an tsu och in. Is 12.0 kg mais an tsu och in. R omh an teannas sa slabhra a thaca onn leis an su och n ag an treoluas uilleach nua seo. Teannas = __________________ N Scr daitheoir Amh in Marcanna Athmharc [4] (ii) Ag an treoluas uilleach nua seo, b onn an su och n ag gluaiseacht i gciorcal cothrom nach dar ga R. R omh luach R. R = __________________ m 4867.03 [3] 11 [Tiontaigh an leathanach San it ar cu sin, ba ch ir duit an cheist seo a fhreagairt i bpr s lean nach. Meas n far th ar chaighde n na cumars ide scr ofa. 4 Scr daitheoir Amh in Marcanna Athmharc Feistithe ar ghluaisrothar t sc th n siar at ceangailte de gh ag at bolt ilte de na hanla . T minic ocht nad rtha creatha de 13.0 Hz ag c ime il an sc th in agus na g ige. T an gluaisrotha ina stad ag soilse tr chta agus t inneall an ghluaisrothair ag gluaiseacht faoi 800 rothl sa bhomaite. T hanla an ghluaisrothair ar crith ag minic ocht an innill. (a) M nigh cad chuige a bhfuil omh an chairr at taobh thiar den ghluaisrothar ar crith agus a bhfuil s doiligh don ghluaisrotha a fheice il. _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] (b) Tionta onn na soilse tr chta go glas agus luasgh ara onn an gluaisrotha sa d igh go mb onn an t-inneall ag gluaiseacht faoi 3000 rothl sa bhomaite. M nigh c n d igh a n-athr dh c il ocht omh an chairr, d n-athr dh s ar chor ar bith. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [3] 4867.03 12 [Turn over (c) Agus ag iarraidh cosc a chur ar an omh in (a) de bheith ar crith, cuireann an gluaisrotha c r tiubh idir na hanla agus an gh ag den ch ime il sc th in. An gcuirfeadh an c r cosc ar an omh de bheith ag crith? M nigh do fhreagra. _________________________________________________________ Scr daitheoir Amh in Marcanna Athmharc _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] Caighde n na cumars ide scr ofa 4867.03 [2] 13 [Tiontaigh an leathanach 5 (a) Sainmh nigh neart r imse leictrigh. Scr daitheoir Amh in Marcanna Athmharc _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] (b) Taispe nann F or 5.1 dh phointe luchta Q1 agus Q2 dar m id +2 C agus +4.5 C faoi seach agus iad 20 cm ar shi l na ch ile. Q1 Q2 A +2 C +4.5 C x 20 cm F or 5.1 (i) An neart r imse leictrigh comhthoraidh ag A, fad x Q1, de bharr luchtanna Q1 agus Q2, is nialas . R omh m id x. x = _____________ cm [4] (ii) Cuirtear lucht +3 C ag pointe A anois. Luaigh luach an fh rsa leictrigh a fheidhm tear ar an lucht +3 C ag A. M nigh do fhreagra. F rsa ar lucht +3 C = _____________ N M ni ______________________________________________________ ______________________________________________________ ___________________________________________________ [2] 4867.03 14 [Turn over (iii) Bogtar an lucht +3 C go pointe B anois, leath bealaigh idir Q1 agus Q2 mar a thaispe ntar in F or 5.2. Q1 Scr daitheoir Amh in Marcanna Athmharc Q2 A +2 C B +4.5 C 10 cm 20 cm F or 5.2 M nigh go c il ocht il cad chuige a mbeadh fuinneamh de dh th leis an lucht +3 C a bhogadh A go B. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ ___________________________________________________ [3] 4867.03 15 [Tiontaigh an leathanach LEATHANACH B N 4867.03 16 [Turn over 6 Ceist ar anail s sonra Cuireann an cheist seo le riachtanais mheas n sionoptach na Sonra ochta. Sa fhreagra agat, t thar ag s il go dt gfaidh t le ch ile agus go gcuirfidh t i bhfeidhm prionsabail agus bhair r ims difri la na fisice agus go mbainfidh t s id as scileanna na fisice sa ch s ar leith a gcuirtear s os air. Moltar duit tuairim is 35 n im ad a chaitheamh ar an cheist seo. An speictrim adar gr le R amheolas Taispe nann F or 6.1 picti r de speictrim adar agus is bonnamharc F or 6.2 den ghl as. Cuirtear foinse solais ag an taobh thall den chomhl nitheoir. T ann an solas tr d an ghr l d raonta agus is f idir na l nte speictreacha a th irgtear a fheice il tr d an s ilph osa. Mar gheall ar an speictrim adar, is f idir luach beacht a fh il ar uillinn d raonta an tsolais. S ilph osa Comhl nitheoir Gr l d raonta curtha ar chaschl r Foinse: http://www.kingsviewoptical.com/images/2302Spectrometer_300.pjg F or 6.1 Comhl nitheoir Gr l Foinse solais Teileasc p Caschl r F or 6.2 S ilph osa T gr l d raonta le calabr ag a mhacasamhail de speictrim adar agus speictream ina bhfuil c ig l ne dar tonnfhaid aitheanta ast ag an fhoinse. Cuirtear an speictrim adar i dtreoir le solas ionsaitheach go normalach ar an ghr l n chomhl nitheoir, agus taifeadtar agus cuirtear i dt bla (T bla 6.1) na huillinneacha d raonta don phatr n d raonta den ch ad ord le haghaidh na c ig l ne (in ord slitheach). 4867.03 17 [Tiontaigh an leathanach T bla 6.1 Scr daitheoir Amh in Marcanna Athmharc /nm / 656 79.7 486 46.8 434 40.6 410 38.0 400 36.8 Anseo th os t slonn a cheangla onn tonnfhaid agus uillinneacha d raonta sa speictream den ch ad ord seo sin = A Cothrom id 6.1 an it ar tairiseach darb ainm an tairiseach gr le A. (a) (i) Luaigh graf na l ne d r is c ir a bhreacadh le go mbeifear balta luach a fh il do A. y-ais ___________ x-ais ___________ [1] (ii) C n d igh a bhfaighfear luach A n ghraf seo? ___________________________________________________ [1] (iii) Cuir teideal cu sa chol n bh n in T bla 6.1. Cuir isteach aon luachanna breise a bh onn de dh th. Taifead na luachanna seo ceart go dt l on cu d fhigi ir bun sacha. [4] (iv) s id an eangach graif in F or 6.3 leis an ghraf at luaite in (a)(i) a bhreacadh. Lip adaigh na haiseanna, roghnaigh sc la cu , breac na point , agus tarraing l ne dea-oiri naithe. [5] (v) do ghraf, faigh luach an tairisigh gr le A. A = ___________ m 1 4867.03 [3] 18 [Turn over F or 6.3 Scr daitheoir Amh in Marcanna Athmharc (vi) M nigh cad chuige, don tonnfhad 400 nm, fi , n orbh fh idir patr n d raonta den dara hord a fh il. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ ___________________________________________________ [3] 4867.03 19 [Tiontaigh an leathanach (b) (i) Is f idir luach a fh il ar A le modh neamhghrafach. Ag baint s ide as T bla 6.2, cuir ceannteidil chu isteach sna col in bh na agus r omh na luachanna at de dh th. Uaidh sin, faigh luach beacht ar A ag baint s ide as an mhodh neamhghrafach seo. Scr daitheoir Amh in Marcanna Athmharc T bla 6.2 /nm / 656 79.7 486 46.8 434 40.6 410 38.0 400 36.8 A = _________ m 1 [4] (ii) Pl igh go mion c acu den d mhodh seo a sh leann t is beaichte sa ch s seo. M nigh do fhreagra ina ioml ine. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ ___________________________________________________ [4] 4867.03 20 [Turn over (c) (i) Anois cuirtear gr l d raonta dar tairiseach gr le aitheanta 7.5 105 m 1 isteach in it na gr le a bh odh ann. s id Cothrom id 6.1 le luachanna teoiric la a r omh do agus taifead in T bla 6.3 iad ceart go dt l on cu d fhigi ir bun sacha. Scr daitheoir Amh in Marcanna Athmharc T bla 6.3 /nm / 656 486 434 410 400 [3] (ii) N l ann mac l inn an speictrim adar mar is ceart agus deir s go bhfuair s l ne den ch ad ord ag uillinn d raonta 42.5 . M nigh cad chuige ar f idir an r iteas seo a dhi lt . _____________________________________________________ ___________________________________________________ [3] (iii) M nigh c acu is fearr, na l nte speictreacha den ch ad ord a s id leis an ghr l seo n an patr n den ord c anna a s id leis an ch ad ghr l. _____________________________________________________ _____________________________________________________ _____________________________________________________ ___________________________________________________ [3] 4867.03 21 [Tiontaigh an leathanach (iv) C n d igh ar f idir calabr is beaichte a dh anamh ar an dara gr l ag baint s ide as na tonnfhaid in T bla 6.3? Scr daitheoir Amh in Marcanna Athmharc _____________________________________________________ ___________________________________________________ [1] SEO DEIREADH AN SCR DPH IP IR 4867.03 22 [Turn over 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.

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Additional Info : Gce Physics May 2009 Assessment Unit A2 1, Module 4: Energy, Oscillations and Fields (Irish Medium)
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