In alternating current circuit at resonance, the angle of...
In alternating current circuit at resonance, the angle of lead or lag is?
π°
(π)/2°
(π)/3°
0°
Correct answer is D
Resonance occurs whenever the phase angle of the circuit is zero, The only way that f = 0 is if XL = XC
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A car travelling at a uniform speed of 120km h-1 passes two stations in 4 minutes. Calculate th...
The thermometric properties of a thermocouple is the change in? ...