Question

. An ac voltmeter with a maximum scale reading of 50-v has a resistance of 500Ω and an inductance of
0.09 henry. The magnetic coil is wound with 50 turns of copper wire and the remainder of the circuit is a
non-inductive resistance in series with it. What additional apparatus is needed to make this instrument
read correctly on both d.c. circuits or frequency 60?

Answer 1

Answer:

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