In China Polarised Ray ban is made of Plastic Lens. If not polarised,than be glass lens. Any way you may feel light when wearing polarised plastic lens and feel a little heavy in glass lens. But polarised is easy to be scratched. So should be careful when wearing . Hope this can help you !!
a polarised screen
No it alternates the power from the circuit/circuits.
No, they are not polarized.
Polarised light!
they are both polarised
Yes, light is electromagnetic, whether it is polarized or not.
When a charged body is placed close to a nonconducting substance, the molecules of the substance get polarised. This is called polarisation.
The difference between crown motors and regular motors is that crown motors is a company, and regular motors are not. Regular motors, are the motors that can be found under a car hood.
Sound waves (in gas, liquid and sometimes in solid) are longitudinal, not transversal. They cannot be polarised. Sound waves (sometimes in solid) are always "polarised" as the medium must move in a single plane perpendicular to the direction of travel.
REFER : optical rotatory dispersion
I've only got 1 and it is spacialy polarised