Update README.md

README.md

@@ -20,6 +20,14 @@ The coil-magnet topology (planar magnetic) is used for some high end headphones.
 
 The coil-coil topology relies on coils to generate all magnetic fields, not just the time varying one.
 
+<a href='comsol/coil-coil-speaker.mph'>comsol file</a>
+
+<img src="img/coil-coil-flux.png" width=400px>
+
+
+<img src="img/coil-coil-force.png" width=400px>
+
+
 
 **Links:**