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Auto Transformer working principle, how Variac works, Uses

Auto transformer working principle, How it works, and uses are explained by an industry person in this video tutorial. What is variac variable autotransformer explained? The manual voltage stabilizer is explained in easy steps. 3 phase AC & single-phase variable Autotransformer use, advantage disadvantage, step-up autotransformer is explained lecture on electricity & electrical engineering. Step up, step down, tapped auto transformer, and zigzag autotransformers are explained in the transformers tutorial. An educational tutorial on electrical engineering video 124 by G K Agrawal (Gopal Krishna Agrawal). The lecture is given by a person with industrial experience and is useful for electrical, electronic communication, and power electronics engineering students, and project work for students. Watch Why Variable transformer is rated in KA, not in KW?    • Why Variac Transformer rating in Amp ...      • Star delta connection concept in 3 ph...      • Electrical transformer use trick & ex...      • Star delta connection concept in 3 ph...      • One Transformer use as 6 types of tra...      • Substation transformer - floating neu...   LinkedIn   / g-k-agrawal-09a5743b   Twitter   / gkagrawal1955   WordPress https://letusshareknowledge.wordpress... How 3 phase single phase variable Auto Transformer works, concept, uses, advantage disadvantage are explained. Step up, step down, tapped, zigzag auto transformers are explained.G K Agrawal electrical video. #GKAgrawal #ElectEnggByDesigner #GopalKrishnaAgrawal #ElectricvalEngineering #Transformer #AutoTransformer #variac