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Q1. | Which one of the following is true for EM wave propagation through rectangular waveguide of cross-section 2a x a |

A. | critical wavelength for TE_{10} mode is the same as that for TE_{02} mode [Wrong Answer] |

B. | critical wavelength for TE_{10} mode is one half of that for TE_{10} mode [Wrong Answer] |

C. | critical wavelength for TE_{10} mode is the same as that for TM_{10} mode [Correct Answer] |

D. | critical wavelength for TE_{10} mode is double that for TE_{01}mode [Wrong Answer] |

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Explanation:-
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