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Question

What is incorrect about electromagnetic radiations?



A

Oscillating electric and magnetic fields are perpendicular to the direction of propagation of the wave

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B

Oscillating electric and magnetic fields are perpendicular to each other

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C

They require a medium to travel

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D

They can travel in vacuum

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Solution

The correct option is C

They require a medium to travel


Electromagnetic radiations do not require a medium to travel. 


Chemistry

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