Advertencia estricta: Sin IA$.$ Cree una tabla impecable.

BV$04$

"Gabhann p$$osa $50-$m ar fhad de ph$$ob$$n gaile a bhfuil a thrastomhas seachtrach $10$ cm tr$$ sp$$s oscailte ag $15$C$.$ Is $150$C me$$nteocht dhromchla seachtrach an ph$$ob$$in$.$ Is $20$ W$/$m$2-$K an chomh$$ifeacht ar dhromchla seachtrach an ph$$ob$$in$,$ cinn:

$($a$)$ an r$$ta caillteanais teasa $$n bp$$ob$$n gaile go dt$$ an sp$$s oscailte;

$($b$)$ costas bliant$$il an fhuinnimh seo a chailltear m$$ ghintear gal i bhfoirn$$is g$$is n$$d$$rtha a bhfuil $$ifeacht$$lacht $75\%$ aici agus praghas an gh$$is n$$d$$rtha $$0\mathrm{.}52/$therm $(1$ teirmeach $=105,500$ kJ$)$; agus

$($c$)$ ti$$s inslithe fiberglass $($seoladh teirmeach $=0\mathrm{.}035$ W$/$m$-$K$)$ is g$$ chun $90\%$ den teas a cailleadh a sh$$bh$$il$.$ Glac leis go bhfanfaidh teocht an ph$$ob$$in tairiseach ag $150$C$."$