The variation with time t of the output E of an alternating voltage supply of frequency 50 Hz is shown in the figure.
The alternating supply is connected in series with a resistor of resistance 2.4 ohm. Calculate the mean power dissipated in the resistor.

The output E of an alternating voltage supply of frequency 50 Hz is shown in Fig. From this Fig, state root mean square voltage E_(v)

The variation with time t of the output E of an alternating voltage supply of frequency 50 Hz is shown in the figure. State the time t_1 , the peak value E_0 of the voltage, the root mean square voltage E_(rms) , the mean (Average) voltage E_(av)

The output E of an alternating voltage supply of frequency 50 Hz is shown in Fig. From this Fig, state (i) value of time t_(1) (ii) peak voltage E_(0) (iii) root mean square voltage E_(v) (iv) mean supply is connected in series with a resistance of 2.4 Omega , calculate the mean power dissipated in the resistor.

A sinusodial voltage E = 200 sin 314 t is applied to a resistor of 10 ohm resistance. Calculate power dissipated as heat in watt.

The variation of inductive reactance (X_L) of an inductor with the frequency of the ac sources of 100 V and variable frequency is shown in the figure. When this inductor is used in series with a capacitor of unknown value and a resistor of 10 Omega at 300 s^1 , maximum power dissipation occurs in the circuit. calculate the capacitance of the capacitor.

A sinusodial voltage E = 200 sin 314 t is applied to a resistor of 10 ohm resistance. Calculate r.m.s. value of the voltage