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In case of linearly polarised light, the magnitude of the electric field vector

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In case of linearly polarised light, the magnitude of the electric field vector 

(a) does not change with time 

(b) varies periodically with time 

(c) increases and decreases linearly with lime 

(d) is parallel to the direction of propagation.

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1 Answer

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Best answer

The correct option is (b) varies periodically with time.

Explanation:

The magnitude of electric field vector varies periodically with time because it is the form of electromagnetic wave.

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