eep t s mple science Practice Problems Et den Nil e .. 1 3 A beam o' l.but has : ren ,assed 'n ligh a A beam of sunl _h which has passed brough a " hansin-: iltora units :ac ance is measured to ve arise. and ana. /ser is f Un. to navi anal -Ju V -. What is the i rao ance value . the beam ir adia.. c value of 108 .m-2. . ne ilteis are a.lyn.e after passing thro gh an "analyse." inter whin is at Co . what was the inadian ( value ust be.un it aligned at an angic (to the polariser) of: hit the analyse" filter ? aj 45 { b) /b . L/ 20 : 4. Jutline the significance of Young's Experiment (18 1) & Makis's Law (1809) on the understanding . the nature of light. 2. At what angic must a polariser & analyse: be aligned for the iradiance of a beam vi light to be : educed to e autly hait of its i , value