A series `R-C` circuit is connected to an alternating voltage source. Consider two situations
(a) When capacitor is air filled.
(b) When capacitor is mica filled.
current through resistor is `i` and voltage across capacitor is `V` then

A series R-C circuit is connected to an alternating voltage source . Consider two situations: When capacitor is air filled, When capacitor is mica filled. Current through resistor is i and voltage across capacitor is V then:

A sereis R-C circuit is connected to AC voltage source. Consider two cases, (A) when C is without a dielectric medium and (B) when C is filled with dielectric of constant 4. The current I_(R) through the resistor and voltage V_(c) across the capacitor are compared in the two cases. Which of the following is/ are true?

A sereis R-C circuit is connected to AC voltage source. Consider two cases, (A) when C is without a dielectric medium and (B) when C is filled with dielectric of constant 4. The current I_(R) through the resistor and voltage V_(c) across the capacitor are compared in the two cases. Which of the following is/ are true?

Voltage V_1 across the capacitor in above circuit is

A variable capacitor and an inductive coil with negligible resistance are connected in series to an A.C. voltage of value 100V . The current in the circuit is 5A . When the capacitor decreases to half its value, the current becomes 10A . The voltage across the capacitor, in first case, is

A 1muC capacitor and 2muF capacitor are connected in series across a 1200 V supply line. The charge and voltage across 1muC capacitors