 


case(i) For 50% loading
Delta_0=30 deg
synchronizing_coefficient=0.577 MW(pu)/elect rad
M=0.0255 s^2/elect rad
Frequency of oscillations=4.76 rad/sec = 0.758 Hz


case(ii) For 80% loading
Delta_0=53 deg
Synchronizing_coefficient=0.400 MW(pu)/elect rad
M=0.0255 s^2/elect rad
Frequency of oscillations=3.96 rad/sec = 0.631 Hz
