A lamp is connected in series with a capacitor. Predict your observations for dc and ac connections. What happens in each case if the capacitance of the capacitor is reduced?

A lamp is connected in series with a capacitor. Predict your observations for dc and ac connections. What happens in each case if capacitance of the capacitor is reduced?

A lamp is connected in series with a capacitor. Predict your observations for dc and ac connections. What happens in each case if capacitance of the capacitor is reduced?

(i) When an ac source is connected to an ideal capacitor show that the average power supplied by the source over a complete cycle is zero. (ii) A lamp is connected in series with a capacitor. Predict your observation when the system is connected first across a dc and an ac source. What happence in each case if the capacitance of the capacitor is reduced ?

Three capacitor of capacitance C(mu F) are connected in parallel to which a capacitor of capacitance C is connected in series. Effective capacitance is 3.75. then capacity off each capacitor is

A coil of inductance 0.01 H is connected in series with a capacitor of capacitance 25 muF with an AC source whose emf is given by E = 310 sin 314t (volt). What is the reactance of the circuit ?

A 1.5 mu f capacitor is charged to 20 V. The charging battery is then disconnected and a 15 mH coil is connected in series with the capacitance so that LC oscillations occur. Write the equation for variation of charge on capacitor and current in the inductor with time taking at the instant at which inductor is connected to the capacitor at t = 0

An electric lamp having coil of negligible inductance connected in series with a capacitor and an a.c. source is glowing with certain brightness, Fig. How does the brightness of the lamp change on reducing (i) capacitance (ii) frequency

Three capacitors each of capacitance 9 pF are connected in series. (a) What is the total capacitance of the combination ? (b) What is the potential difference across each capacitor if the combination is connected to a 120V supply.

A capacitor and a bulb are connected in series with a source of alternating emf. If a dielectric slab is inserted between the plates of the capacitor, then

Find capacitive reactance of a capacitor connected to a dc source.