Circle diagram constant air-gap induction motor images shown here, where, The circle diagram is drawn using the data obtained from no load and either short circuit or, in case of machines, blocked rotor tests by fitting a half-circle in points O and A. Beyond the error inherent in the constant air-gap assumption, the circle diagram introduces errors due to rotor reactance and rotor resistance variations caused by magnetic saturation and rotor frequency over the range from no-load to operating speed. Steinmetz equivalent circuit Circle diagram First conceived by A. Heyland in 1894 and B.A. Behrend in 1895, the circle diagram is the
Happiness Is a Four-letter Word "Trumbo". It was ranked at number 3 on the Top 10 after "Deadpool" and "Vir Altyd". Mario Dos Santos, CEO of Ster-Kinekor Entertainment, said: "The opening weekend's results for the film are simply overwhelming not only from local content perspective but also in comparison to Hollywood content." Happiness Is a Four-letter Word received critical acclaimed from its critics. The movie received a 97% approval rating from Metacritic. Happiness Is a Four-letter Word Happiness is a Four-letter Word is a 2016 South African romantic drama film directed by Thabang Moleya and written by Busisiwe Ntintili. Based on the novel of the