Unformatted text preview: 10/05/05 EE 4420: quiz #4 1. Draw the circuit diagram of autotransformer. How the power is transmitted from the
primary to the secondary side? Write the relations between the powers transmitted in
different ways or draw the ﬁnal circuit diagrams illustrating two power components. 2. Draw the circuit diagrams that Show how the voltage and current (instrumentation)
transformer are connected to the 3-phase line. Which one of two states: open-circuit
and short-circuit are dangerous for the particular instrumentation transformer. \ *3} H... 7 «w A ,_ m
thwhm \ mam/(Kym; ram ﬁx it}: 5’.” i (ii N :2“, giéfs’iJ/ﬁ c ,7" ...
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- Fall '10