Question

1. Find the rms values of the following sinusoidal waveforms: a) v = 120 V sin(377t...

1.
Find the rms values of the following sinusoidal waveforms:

  1. a) v = 120 V sin(377t + 80°)

  2. b) i=2.3x10─3 Asin(2πt─10°)

  3. c) v=5x10─6 Vsin(377t+80°)

2.
Write the sinusoidal expressions for voltages and currents having the following rms values at a frequency of 60 Hz with zero phase shift:
a) 4.8V
b) 50mA
c) 2kV

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