Electrical Engineering - Alternating Current and Voltage - Discussion

Discussion Forum : Alternating Current and Voltage - General Questions (Q.No. 25)
25.
The average half-cycle value of a sine wave with a 40 V peak is
25.48 V
6.37 V
14.14 V
50.96 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 2 of 2.

Pratik wadekar said:   5 years ago
Thank you @Prasanthi.

MADHU said:   5 years ago
v = 40 * sinwt.
Vavg = (1/π) * integral(sinwt) , wt from 0 toπ. (Half wave)
Vavg = 40/π * [cos(0) - cos(pi)]
Vavg = 80/π
Vavg = 25.47v.
(1)


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