Questions

What is phase difference between EMF and current in series LCR resonant circuit?

What is phase difference between EMF and current in series LCR resonant circuit?

Therefore, the phase difference between applied emf and the line current is zero and the option (D) is correct.

What is the phase relation between voltage and current in the case of resistor?

The phase difference between voltage and current in case of resistor is? Explanation: The phase difference between voltage and current in case of resistor is in phase. The amplitudes of the waveform may differ according to the value of resistance.

Which of the following physicists established relation between current and voltage?

Georg Ohm, in full Georg Simon Ohm, (born March 16, 1789, Erlangen, Bavaria [Germany]—died July 6, 1854, Munich), German physicist who discovered the law, named after him, which states that the current flow through a conductor is directly proportional to the potential difference (voltage) and inversely proportional to …

What is the relationship between voltage and current in a purely capacitive circuit?

Voltage lags current by 90° in a pure capacitive circuit. In a pure capacitive circuit, the instantaneous power may be positive or negative. As with the simple inductor circuit, the 90-degree phase shift between voltage and current results in a power wave that alternates equally between positive and negative.

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What is the phase relation between the current and the applied voltage when current passes through the capacitor?

A capacitor is a device for storing charging. It turns out that there is a 90° phase difference between the current and voltage, with the current reaching its peak 90° (1/4 cycle) before the voltage reaches its peak.

What is phasor and phasor diagram?

A phasor is a scaled line whose length represents an AC quantity that has both magnitude (peak amplitude) and direction (phase) which is frozen at some point in time. A phasor diagram is one in which the phasors, represented by open arrows, rotate counterclockwise, with an angular frequency of ω about the origin.