JEE MainPhysicsAlternating CurrentNumerical+4 / −1
Two circuits are shown in the figure (a) & (b). At a frequency of rad/s the average power dissipated in one cycle will be same in both the circuits. 
Numerical answer
More from Alternating Current
- A series LCR circuit driven by 300 V at a frequency of 50 Hz contains a resistance R = 3 k , an inductor of inductive reactance XL = 250 and an unknown capacitor. The value of capacitance to maximize the average power…2021 · MCQ
- In the given circuit the AC source has = 100 rad s-1. Considering the inductor and capacitor to be ideal, what will be the current I flowing through the circuit? Includes diagram2021 · MCQ
- An alternating current is given by the equation i = i1 sin t + i2 cos t. The rms current will be :2021 · MCQ
- In a series LCR resonant circuit, the quality factor is measured as 100. If the inductance is increased by two fold and resistance is decreased by two fold, then the quality factor after this change will be .2021 · Numerical
- Find the peak current and resonant frequency of the following circuit (as shown in figure). Includes diagram2021 · MCQ
- The alternating current is given by The r.m.s. value of of this current is ................. A.2021 · Numerical
- An ac circuit has an inductor and a resistor resistance R in series, such that XL = 3R. Now, a capacitor is added in series such that XC = 2R. The ratio of new power factor with the old power factor of the circuit is . The…2021 · Numerical
- A 0.07 H inductor and a 12 resistor are connected in series to a 220V, 50 Hz ac source. The approximate current in the circuit and the phase angle between current and source voltage are respectively. [Take as ${{22} \over…2021 · MCQ