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Which type of waveguide are shown in the figure. 

Which type of waveguide are shown in the figure.  Correct Answer Single-ridged waveguide

A waveguide with conducting ridges protruding into the center of the waveguide from the top wall or bottom wall or both walls, is called as a Ridged Waveguide. 

Single Ridged Waveguides:

A rectangular waveguide with a single protruding ridge from the top or bottom wall is called a Single Ridged Waveguides.

Different types of waveguides are shown in the figure below:

[ alt="F1 Savita Engineering 07-5-22-D21" src="//storage.googleapis.com/tb-img/production/22/05/F1_Savita_Engineering_07-5-22-D21.png" style="width: 145px; height: 133px;">

[ alt="F1 Savita Engineering 07-5-22-D22" src="//storage.googleapis.com/tb-img/production/22/05/F1_Savita_Engineering_07-5-22-D22.png" style="width: 152px; height: 173px;">

[ alt="F1 Savita Engineering 07-5-22-D23" src="//storage.googleapis.com/tb-img/production/22/05/F1_Savita_Engineering_07-5-22-D23.png" style="width: 152px; height: 129px;">

[ alt="F1 Savita Engineering 07-5-22-D24" src="//storage.googleapis.com/tb-img/production/22/05/F1_Savita_Engineering_07-5-22-D24.png" style="width: 163px; height: 130px;">

[ alt="F1 Savita Engineering 07-5-22-D25" src="//storage.googleapis.com/tb-img/production/22/05/F1_Savita_Engineering_07-5-22-D25.png" style="width: 152px; height: 121px;">

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