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GCE MAY 2006 : AS 3B Experimental and Investigative Skills (Session 2) (Irish Medium)

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Uimhir L rionaid 71 Uimhir Iarrth ra ADVANCED SUBSIDIARY (AS) General Certificate of Education 2006 Fisic Aonad Meas naithe AS 3B ag meas n Mod l 3B: Scileanna Turgnamhacha agus Imscr daitheacha Seisi n Uimh. 2 [ASY33] D ARDAOIN 18 BEALTAINE AM 1 uair 15 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. Tiontaigh go leathanach 3 le haghaidh Treorach agus Eolais bhreise. Don Scr daitheoir amh in Uimhir Ceiste 1 2 Marc Ioml n ASY33S6 2599.04 Marcanna LEATHANACH B N ASY33S6 2599.04 2 [Turn over Treoir d Iarrth ir Freagair an d cheist sa leabhr n seo. N m r obair gharbh agus r omhaireachta a dh anamh sa leabhr n seo chomh maith. Mura n-iarrtar ort , n cuir s os ar an fhearas n ar n sanna imeachta turgnamhacha. Cuirfidh an Feitheoir in i l duit an t-ord inar ch ir duit na ceisteanna a fhreagairt. N or ch ir duit n os m n 35 n im ad a chaitheamh ar gach ceist. I gceist 1, n m r duit deireadh a chur le h s id an fhearais i ndiaidh 33 n im ad sa d igh go bhf adfa a chur i dtreoir ar s don ch ad iarrth ir eile. Ag deireadh na tr imhse 35 n im ad d arfar leat dul ar aghaidh go dt an it at leagtha amach don ch ad cheist eile. Ag deireadh na Trialach tabharfar tr imhse 5 n im ad duit le do chuid r omhaireachta srl a chur i gcr och, i gceachtar de na ceisteanna sa Triail, ach n bheidh deis agat an fearas a s id le linn an ama seo. Eolas d Iarrth ir Is 45 an marc ioml n don ph ip ar seo. Meas n far caighde n na cumars ide scr ofa i gCeist 2. T 25 marc ag dul do Cheist 1, agus t 20 marc ag dul do Cheist 2. L ir onn figi ir idir l ib n ar thaobh na l imhe deise de leathanaigh, na marcanna at ag dul do gach cuid de cheist. ASY33S6 2599.04 3 [Tiontaigh an leathanach 1 R amheolas Sa turgnamh seo fiosr idh t na hascaluithe de ch iri ch in dhifri la de linge in chomhionanna. Aidhmeanna Is iad aidhmeanna an turgnaimh n (a) peiriaid an ascalaithe a fh il do ch iri ch in dhifri la de linge in chomhionanna, (b) graf a bhreacadh na tortha turgnamhacha agus gr d n agus idirl ne an ghraif a thomhas, (c) an tairiseach linge in a fh il (a bheidh mar an gc anna do gach ceann de na linge in seo). Fearas In F or 1.1 taispe ntar c iri ch n 3 linge n chomhionanna at curtha i dtreoir cheana f in duit. T na linge in seo ar crochadh as seast n. Nuair a chuirtear i dtreoir ar dt s , b onn linge n singil amh in ar barr at ag tac le tacar de dh linge n at treocheangailte. T ualach dar mais 0.20 kg ar na linge in seo. Ar an bhinse t ceithre thacar eile de linge in chomhthreomhara a cheangl idh t , ina seal, de thacar ochtarach na linge n comhthreomhar. linge n singil tacar de dh linge n at treocheangailte iompr ir maise agus mais (mais ioml n = 0.20 kg) F or 1.1 ASY33S6 2599.04 4 [Turn over N s imeachta Scr daitheoir Amh in Marcanna Athmharc An mhais chrochta, tarraing anuas roinnt ceintim adar agus scaoil . F gfaidh s seo go mbeidh an c iri ch n ag bogadh ina ascaluithe ceartingearacha dar aimpliti id bheag. Glac tomhais chu le go mbeidh t balta peiriad na n-ascaluithe seo a fh il. Taifead na tortha a fhaigheann t sa dara col n in T bla 1.1. N d an dearmad ceannteideal a chur ar an chol n seo. Bain an mhais ar shi l thacar ochtarach na linge n. Cheangail tacar eile de linge in faoi bhun na sraithe ochtara , agus croch an mhais as bun an tacair sin. Cuir an c iri ch n ag bogadh ina ascal ceartingearach agus glac na tomhais ama ar s. Taifead na tortha a fhaigheann t sa dara l ne in T bla 1.1. D an an n s imeachta seo do na 3 thacar eile de linge in chomhthreomhara, iad gcur leis an ch iri ch n ina seal, sa d igh go mbeidh tr , ceithre agus ansin c ig shraith de linge in chomhthreomhara sraithcheangailte agat sa chuid ochtarach den ch iri ch n. Taifead na tortha a fhaigheann t sna l nte cu in T bla 1.1. Faigh peiriad T na n-ascaluithe do gach ceann de an c iri ch in linge n agus taifead sa tr col n in T bla 1.1. Tortha T bla 1.1 L on na dtacar de linge in chomhthreomhara, n T/s T2/s2 1 2 3 4 5 [7] ASY33S6 2599.04 5 [Tiontaigh an leathanach Anail s Scr daitheoir Amh in Marcanna Athmharc L ir tear ag teoiric go bhfuil gaol idir peiriad an ascalaithe T agus l on n na dtacar de linge in chomhthreomhara leis an chothrom id 2 2 T 2 = 2 m n + 4 m k k nuair is m an mhais san ualach agus nuair is k an tairiseach linge in. (a) Ar an ghrafph ip ar ar F or 1.2 t ort graf l neach de T 2 ar n a bhreacadh. R omh luachanna T 2 do thortha ar dt s agus cuir isteach iad sa chol n ar thaobh na l imhe deise de T bla 1.1. Lip adaigh na haiseanna ar an ghraf agus roghnaigh sc la cu . Breac na point agus tarraing an l ne dh reach is fearr tr othu. [5] (b) Agus do ghraf in s id agat, faigh luach an tairisigh linge in k. Taispe in do chuid oibre go soil ir. Luaigh an luach at ag k, mar aon lena aonad. k= ______________________ Aonad: ______________________ ASY33S6 2599.04 [4] 6 [Turn over F or 1.2 ASY33S6 2599.04 7 [Tiontaigh an leathanach (c) (i) M nigh an d igh a n- s idfe an graf le peiriad an ascalaithe a fh il don linge n singil sa chuid uachtarach den ch iri ch n nuair nach bhfuil ach an 0.20 kg de mhais thac ag an chuid seo. Scr daitheoir Amh in Marcanna Athmharc ______________________________________________________ ______________________________________________________ ______________________________________________________ ___________________________________________________ [3] (ii) Uaidh sin, faigh an peiriad seo agus do ghraf in s id agat. Peiriad = _________ s [2] (iii) Pl igh c acu ab fhearr, an peiriad seo a fh il n ghraf n tr na hascaluithe don linge n singil a thomhas go d reach. M nigh do fhreagra tr thagairt a dh anamh do do thoradh in (c)(ii). ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ___________________________________________________ [4] ASY33S6 2599.04 8 [Turn over T thar ag s il go bhfreagr idh t an cheist seo i bpr s lean nach san it ar cu sin. Meas n far th ar chaighde n na cumars ide scr ofa. 2 Scr daitheoir Amh in Marcanna Athmharc Ceist phlean la agus dearaidh R amheolas D anann lionsa omh de r ad. Is leis an chothrom id seo a leanas a shainmh n tear formh ad l neach m an r ada h m = hi Cothrom id 2.1 o an it gurb hi airde na h omh agus gurb ho airde an r ada. Sa cheist seo t ort turgnamh a dhearadh lena thaispe int go dtugtar an formh ad chomh maith leis an chothrom id v m=u Cothrom id 2.2 an it gurb v an fad idir an omh agus an lionsa agus gurb u an fad idir an r ad agus an lionsa. Beidh ort tosca a mbeidh ifeacht acu ar iginnteacht na l amh a chur san ireamh, agus beidh ort chomh maith raon cu do na l amha at le glacadh a phl . Ar f il duit t lionsa dronnach (inr imnhithe), a bhfuil a fhad f casach tomhaiste mar 100 mm. T r ad soilsithe darb airde 30 mm ar f il. (a) Luaigh na cainn ochta a bheidh dtomhas agat i do thurgnamh. N luaigh na sonra ar an turgnamh; beidh ort seo a dh anamh in (b). Is a bheidh dtomhas agam: ________________________________ ______________________________________________________ [2] ASY33S6 2599.04 9 [Tiontaigh an leathanach (b) (i) Liostaigh an trealamh eile a bheidh de dh th ort le do thurgnamh a dh anamh. Tarraing sceitse lip adaithe lena thaispe int cad an c iri ch n a bheidh ar an fhearas. Scr daitheoir Amh in Marcanna Athmharc ______________________________________________________ [3] (ii) Cuir s os, go beacht, ar an mhodh a mholf . ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ___________________________________________________ [3] (iii) Graf an tsloinn do m Chothrom id 2.1 ar an x-ais ar an slonn do m Chothrom id 2.2 ar an y-ais, tr d an ghraf seo a tharraingt luaigh an d igh a l ireof gur sloinn choibh iseacha iad. ______________________________________________________ ______________________________________________________ ______________________________________________________ ___________________________________________________ [2] ASY33S6 2599.04 10 [Turn over (c) (i) Luaigh an d ch is dhifri la at leis an iginnteacht a bh onn ann agus l amha nglacadh i do thurgnamh. Scr daitheoir Amh in Marcanna Athmharc 1. ____________________________________________________ ______________________________________________________ 2. ____________________________________________________ ___________________________________________________ [2] (ii) An iginnteacht maidir le luach an fhormh adaithe, m nigh an d igh a bhfaighfear na l amha a ghlactar. ______________________________________________________ ______________________________________________________ ______________________________________________________ ___________________________________________________ [3] (d) (i) N c ir an lionsa a chur n os l n 100 mm n r ad soilsithe. M nigh cad chuige. ______________________________________________________ ______________________________________________________ ___________________________________________________ [2] (ii) N bheadh s go maith, i dtaca le cleachtas turgnamhach de, l amha a ghlacadh agus an lionsa n os m n tuairim is 200 mm n r ad soilsithe. M nigh cad chuige. ______________________________________________________ ______________________________________________________ ___________________________________________________ [2] Caighde n na cumars ide scr ofa ASY33S6 2599.04 [1] 11 [Tiontaigh an leathanach

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Additional Info : Gce Physics May 2006 Assessment Unit AS 3B, Module 3B: Experimental and Investigative Skills (Session 2) (Irish Medium)
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