Electronics and Communication Engineering - Analog Electronics - Discussion

Discussion Forum : Analog Electronics - Section 4 (Q.No. 6)
6.
A 120 V, 30 Hz source feeds a half wave rectifier circuit through a 4 : 1 step down transformer, the average output voltage is
30 V
13.5 V
10 V
7.07 V
Answer: Option
Explanation:

.

Discussion:
4 comments Page 1 of 1.

Bhagyavan said:   4 years ago
But, in half-wave rectifier Vrms=Vm/2;

Bhagyavan said:   4 years ago
But, in half-wave rectifier Vrms=Vm/2;

Shadan said:   8 years ago
N1/N2= V1/V2=4/1=120/V2.
V2=30V SO Vm=RMS under √2.
so Vm =30*1.414.
=42.42.

So avvg voltage is vm/&Pie;
=42.42/3.14.

Mukund said:   8 years ago
The input voltage is RMS value.

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