Question

Two capacitors of 1 μF and 2 μF are connected in series across a 10 V dc battery. After the capacitors have been charged, the charges across the two capacitors will be

a.

10 μC each

b.

20 μC each

c.

10 μC and 20 μC

d.

20 μC and 10 μC

Answer: (b).20 μC each

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Two capacitors of 1 μF and 2 μF are connected in series across a 10 V dc battery. After the capacitors have been charged, the charges across the two capacitors will be

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. A series RLC circuit has Q = 5. A voltage of 10 V rms is applied to it. At resonance, the voltage across C is

Q. A capacitor having capacitance C is raised to voltage V. The energy stored will be

Q. In an R-L circuit, the impedance is 30 Ω at a frequency of 100 Hz. At 200 Hz, the impedance should be

Q. The electric energy required to raise the temperature of a given amount of water is 1000 kWh. If heat losses are 25%, the total heating energy required is __________ kWh.

Q. Two phasors having rms values V1 and V2 which are added to give a phasor having rms value V3. V3 is maximum if phase angle between V1 and V2 is

Q. A current of 1 A in the coil of an iron cored electromagnet cause a flux density of 0.2.T. If the current is 2 A, B=

Q. In a practical current source, the load current

Q. A resistor R of 1 Ω and two inductor L1 and L2 of inductances 1 H and 2 H respectively, are connected in parallel. At some time, the current through L1 and L2 are 1 A and 2 A, respectively. The current through R at time t = ∞ will be

Q. A 10 ohm resistance and a 10 ohm capacitor are connected in series across a 100 V ac supply. The rms voltage across resistance is

Q. When a 10 K, 10%, 1/4 Ω resistor is connected in series with a 12 K, ± 1%, 1/4 Ω resistor, the resulting combination has the following specifications

Q. An m derived low pass filter has fc = 1000 Hz and m = 0.6. This filter will have infinite attenuation at

Q. A current 10 sin (200t) A flows through a 5 mH inductance. The expression for voltage is

Q. If operator 'a' = 1 ∠120° then (1 + a) =

Q. A current wave is i = 100e^(-60t) The initial and final values of current are

Q. Assertion (A): The impedance of a series resonant circuit is minimum at resonance.

Reason (R): Resonance condition implies unity power factor condition.

Q. The internal impedance of a source is 3 + j 4 Ω. It is desired to supply maximum power to a resistive load. The load resistance should be

Q. The internal impedance of a source is 3 + j 7 Ω. For maximum power transfer, load impedance should be

Q. A wave trap is a

Q. In an ac series RLC circuit the maximum phase difference between any two voltages can be

Q. In a series circuit with XL constant and R variable the current locus lies in the third quadrant.

Recommended Subjects

Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!