$2$

Multiple Choice

$2$ points

$5\mathrm{.}00{10}^2\frac{W}{m^2}$ of natural white light impinges on two ideal linear polarizers held one behind the other with their transmission axes at an angle of $30\mathrm{.}0.$ What is the intensity of the light after it passes through the first polarizing filter?

$188\frac{W}{m^2}$

$250\frac{W}{m^2}$

$0$

$433\frac{W}{m^2}$

$375\frac{W}{m^2}$

Clear my selection

$3$

Multiple Choice

$2$ points

$5\mathrm{.}00{10}^2\frac{W}{m^2}$ of natural white light impinges on two ideal linear polarizers held one behind the other with their transmission axes at an angle of $30\mathrm{.}0.$ What is the intensity of the light after it emerges from the second polarizing filter?

$188\frac{W}{m^2}$

$250\frac{W}{m^2}$

$0$

$433\frac{W}{m^2}$

$375\frac{W}{m^2}$

Clear my selection