A beam of plane-polarized light falls on a polarizer which rotates about the axis of the ray with angular velocity `omega = 21rad//s`. Find the energy of light passing through the Polarizer per one revolution if the flux of energy of the incident ray is equal to `Phi_(0) = 4.0mW`.

A beam of plane polarised light falls normally on a polariser (cross sectional area 3 xx 10^(-4)m^(2) ) which rotates about the axis of the ray with an angular velocity of 31.4 rad//s . Find the energy of light passing through polariser per revolution and the intensity of emergent beam, if flux of energy of the incident ray is 10^(-3) W .

A beam of plane polarised light falls normally on a polariser (cross-sectional area 3 xx 10^(-4) m^2 ),which rotates about the axis of the ray with an angular velcity of 31.4 rads^(-1) .Find the energy of light passing through the polariser per revolution and the intensity of emergent beam,if flux of energy of the incident ray is 10^-3)W .

A beam of plane polarised falls normally on a polariser (cross section area 3xx10^(-4),^(2)) Find the energy of light pssing through the polariser per revolution and the intensisty of the emergent beam if the flux of energy of the incident ray is 10^(-3)W .

A beam of plane polarized light having flux 10^(-3) Watt falls normally on polarizer of cross sectional area 3xx10^(-4) m^2 . Polarizer rotates with angular frequency of 31.4 rad/s. Energy of light passes through the polarizer per revolution will be

A beam of plane polarized light having flux 10^(-3) Watt falls normally on polarizer of cross sectional area 3x10^(-4) m^2. Polarizer rotates with angular frequency of 31.4 rad/s. Energy of light passes through the polarizer per resolution will be

A beam of plane polarized light falls normally on a polarizer of cross sectional area 3xx10^-4m^2 . Flux of energy of incident ray in 10^-3W . The polarizer rotates with an angular frequency of 31.4 rad//sec . The energy of light passing through the polarizer per revolution will be

A beam of unpolarised light having flux 10^(-2) watt falls normally on a polariser of cross sectional area 3 xx 10^(-4) m^(2) . The polariser rotates with an angular frequency of pi rad/s. The energy of liggt passing through the polariser per revolution will be

A beam of unpolarised light having flux 10^(-2) watt falls normally on a polariser of cross sectional area 3 xx 10^(-4) m^(2) . The polariser rotates with an angular frequency of pi rad/s. The energy of liggt passing through the polariser per revolution will be

A rod of mass 2 kg ad length 2 m is rotating about its one end O with an angular velocity omega=4rad//s . Find angular momentum of the rod about the axis rotation.