Electronics and Communication Engineering - Analog Electronics - Discussion
Discussion Forum : Analog Electronics - Section 5 (Q.No. 8)
8.
In the circuit of the given figure, assume that the diodes are ideal and the meter is an average indicating ammeter, the ammeter will read
0.42 A
0.4 A
0.4/p mA
Answer: Option
Explanation:
Ammeter will real during +ve half cycle only and
.
Discussion:
2 comments Page 1 of 1.
Mukund said:
8 years ago
The input voltage is 0.4sin wt.
Pradip said:
8 years ago
Average value of positive half cycle is 2Vm/pi and complete cycle it is zero.
Then in as per question as diode conducts for only for +ve half cycle then Ans will become
Iavg=Vavg/R.
Iavg=2Vm/π*R
hence Ans is 8/π mA.
Then in as per question as diode conducts for only for +ve half cycle then Ans will become
Iavg=Vavg/R.
Iavg=2Vm/π*R
hence Ans is 8/π mA.
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