defence exam CRPF ASI Technical Mock Test 2023 Analog Electronics Diodes and Its Applications Rectifier Circuits
A half-wave rectifier type a.c. voltmeter is fed with a 20 V r.m.s. signal. What is the equivalent d.c. output voltage?
1
6.4 V
2
9 V
3
12.8 V
4
18 V