A capacitor of` 2 muF` is connected to an AC source of emf e = 250 sin`100 pit`. Write an equation for instantaneous current through the circuit and give reading of AC ammeter connected in the circuit.

Alternating emf of e=220 sin 100 pit is applied to a circuit containing an inductance of (1/pi) henry. Write an equation for instantaneous current through the circuit. What will be the reading of the AC galvenometer connected in the circuit?

A 25 muF capacitor, 0.1 H inductor and 25W resistor are connected in series with an ac source of emf e = 310 sin 314 t volt. What is:-current in the circuit

Choose the correct alternati e and write it along its allotted alphabet: When a resistor of 2 Omega is connected to a cell of negligible internal resistance, the current through 2 Omega is 1 A. If another resistor of 8 Omega is connected in series with the first onw, then the current through 2 Omega will be about.......... A. 1 A B. 0.25 A C. 0.2 A D. 10 A

A capacitor of 50 muF is connected across a 100 V, 50 Hz a.c. supply. Find the reactance and the r.m.s. current.

An inductor of inductance 200 mH is connected to an AC source of peak emf 210 V and frequency 50 Hz.Calculate the peak current. What is the instantaneous voltage of the source when the current is at its peak value?

A capacitor of 20 muF is connected in series with a 25 Omega resistance to peak e.m.f. 240 V, 50 Hz A.C. Calculate:-impedance of the circuit

A device Y is connected across an AC source of emf e = e_osinomegat .the current through y is given as i = i _osin(omegat+(pi/2)) :-Draw the phasor diagram for the device Y.