The electric field of the incident wave is , where = 3 x 109p and = 10 p. The electric field of the transmitted wave Et is given by

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• B. <img src="/_files/images/electronics-and-communication-engineering/electromagnetic-field-theory/197-244-3.png">
• C. <img src="/_files/images/electronics-and-communication-engineering/electromagnetic-field-theory/197-244-4.png">
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