SSC JE EE Quiz:Basic Electrical and Network Theory Booster Quiz -19

If three resistors of equal value are connected in parallel to 10 V source and power consumption is 30 W. What will be the power consumption when they are connected in series?

The Kirchhoff’s current law is based on

In a parallel resistive circuit, opening a branch result in

1) Increase in total resistance

2) Decrease in total power

3) No change in branch voltage

Which of the above is /are correct?

The voltage across a capacitor is triangular in waveform. The waveform of current is_____

When the current through the coil of an electromagnet reverses, the:

Which one of the following materials has lowest resistivity?

Consider the following statements:

(i) In a parallel resonance circuit if value of resistance gets twice. Quality factor decreases to half.

(ii) For a critical damped circuit quality factor is .

(iii) If we increase the quality factor, the damping ratio will decrease.

(iv) Series R-L-C circuit at resonance, behaves as voltage magnifier circuit.

Which of the above statements are correct?

The given graph represents

In a certain series circuit, V_C = 120 V, V_L = 150 V and V_R = 40 V, then the source voltage is