3. A PMMC instrument has a three-resistor Ayrton shunt connected across it to make an ammeter as in Figure 2. The resistance values are R1 = 4.52, R2=0.452 and R3= 0.052. The meter has Rm = 1kn and Itsd = 50µA. Calculate the three ranges of the ammeter. [10.05mA, 100.05mA, 1.005A]

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Three-Phase Transformers

Three-segment transformers are a type of transformer used to transform voltages of electrical systems into three ranges. Two type transformers are shell-type transformer and core type transformer. In brief, it could be described because of the exquisite kinds of configurations.

Transformer

Ever since electricity has been created, people have started using it in its entirety. We see many types of Transformers in the neighborhoods. Some are smaller in size and some are very large. They are used according to their requirements. Many of us have seen the electrical transformer but they do not know what work they are engaged in.