Asked by Begging for help
The rms output voltage of an AC source is 210 V, and the operating frequency is 90 Hz. Write the equation giving the output voltage as a function of time t.
Answers
Answered by
Elena
U₀=U√2 =210•1.41 = 297 V
ω=2πf =2π•90=180π rad/s
U=U₀ cos ωt= 297 cos 180πt
ω=2πf =2π•90=180π rad/s
U=U₀ cos ωt= 297 cos 180πt
Answered by
darlene
The rms output voltage of an AC source is 200 V and the operating frequency is 100 Hz.
a. Calculate the maximum value of the AC voltage.
b. Write the equation giving the output voltage as a function of time
a. Calculate the maximum value of the AC voltage.
b. Write the equation giving the output voltage as a function of time
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