There is a system of three polarizing sheets in the light path initially not polarized. The polarizing direction of the first sheet is parallel to the y axis, that of the second blade is at an angle of 75 ° counterclockwise from of the y-axis and that of the third sheet is parallel to the x-axis. What fraction of the initial intensity I0 of the light emerges from the system and in what direction is that light polarized? a) 3.125% parallel to the y axis b) 6.25% at 75 ° from the y-axis c) 3.125% parallel to the x axis d) 6.25% parallel to the x axis

There is a system of three polarizing sheets in the light path initially not polarized. The polarizing direction of the first sheet is parallel to the y axis, that of the second blade is at an angle of 75 ° counterclockwise from of the y-axis and that of the third sheet is parallel to the x-axis. What fraction of the initial intensity I0 of the light emerges from the system and in what direction is that light polarized? a) 3.125% parallel to the y axis b) 6.25% at 75 ° from the y-axis c) 3.125% parallel to the x axis d) 6.25% parallel to the x axis

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