Resize 1st figure

Author: EttoreSaetta

_tutorials/compressible_flow/ActuatorDisk_VariableLoad/ActuatorDisk_VariableLoad.md

@@ -12,7 +12,7 @@ complexity:
 follows: 
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-![Actuator Disk](../../../tutorials_files/compressible_flow/ActuatorDisk_VariableLoad/images/SwirlAndCp.png)
+![Actuator Disk](../../../tutorials_files/compressible_flow/ActuatorDisk_VariableLoad/images/SwirlAndCp.png){:height="50%" width="50%"}
 
 ## Goals