(More) Waveforms Flashcards
1
Q
At pi/3 radians, what is the amplitude of a sine-wave having a peak value of 5
volts?
A
+4.3 Volts
2
Q
At 150 degrees, what is the amplitude of a sine-wave having a peak value of 5
volts?
A
+2.5 Volts
3
Q
At 240 degrees, what is the amplitude of a sine-wave having a peak value of 5 volts?
A
-4.3 Volts
4
Q
What is the equivalent to the root-mean-square value of an AC voltage?
A
The DC voltage causing the same heating in a given resistor as the RMS AC voltage of the same value.
5
Q
What is the RMS value of a 340-volt peak-to-peak pure sine wave?
A
120 Volts AC
