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2001 WAEC Physics Theory (a) What is meant by 'a beam of polarised light? (b) With the aid of...

Physics
WAEC 2001

(a) What is meant by 'a beam of polarised light?

(b) With the aid of well labelled diagrams, illustrate the action in of a polaroid spectacle on a beam of sunlight.

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Explanation

 (a) A beam of polarised light is on constrained in a single plane perpendicular to the beam.


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