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Figure 5 shows the circuit of a rectifier using four diodes D1, D2, D3 and D4.

      

Figure 5 shows the circuit of a rectifier using four diodes D1, D2, D3 and D4.
physics662017322.jpg
Explain how a rectified output is produced from the set up when an a.c input is connected across AB.

  

Answers


John
During the first half-cycle, Diodes D1 and D4 are reverse biased. D2 and D3 are forward biased and the current flows through A, D2, R, D3 back and therefore the current flows from sources through B, D4, R, D1 and back to source. So the current through R is in one direction.
johnmulu answered the question on June 6, 2017 at 12:27


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