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प्रश्न
If the effective current in a 50 cycle AC circuit is 5 A, what is the peak value of current? What is the current 1/600 after if was zero?
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उत्तर
Data: f = 50 Hz, irms = 5 A, t = `1/600`s
The peak value of the current,
`"i"_0 = "i"_"rms" sqrt2 = (5)(1.414) = 7.07`A
i = `"i"_0 sin (2pi"ft")`
`= 7.07 sin[2pi (50)(1/600)]`
`= 7.07 sin(pi/6) = (7.07)(0.5)`
= 3.535 A
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