G7A07 : What is the output waveform of an unfiltered full-wave rectifier connected to a resistive load?
A
A series of DC pulses at twice the frequency of the AC input
B
A series of DC pulses at the same frequency as the AC input
C
A sine wave at half the frequency of the AC input
D
A steady DC voltage
Correct Answer: A series of DC pulses at twice the frequency of the AC input