Electric Circuits Objective Questions
0%
Which of the following has least resistivity?
Correct!
Wrong!

Resistance of which material does not change with change in temperature ?
Correct!
Wrong!

Internal resistance of ideal voltage source is
Correct!
Wrong!

For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is
Correct!
Wrong!

The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is
Correct!
Wrong!

Power dissipation in ideal inductor is
Correct!
Wrong!

The resistivity of the conductor depends on
Correct!
Wrong!

Purpose of using capacitor is / are
Correct!
Wrong!

When AC flows through a pure capacitance then the current
Correct!
Wrong!

If a pure inductor is connected across the ac source, the average power taken by the inductor is
Correct!
Wrong!

Specific resistance is measured in
Correct!
Wrong!

For symmetrical wave form average value of one full cycle is
Correct!
Wrong!

To apply reciprocity theorem response to excitation ratio is
Correct!
Wrong!

C_{eq} of two capacitors connected in series is given by
Correct!
Wrong!

The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be
Correct!
Wrong!

A wire of resistance R has it length and cross  section both doubled. Its resistance will become
Correct!
Wrong!

When we use super node technique
Correct!
Wrong!

A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross  section, the resistance of this length will be
Correct!
Wrong!

Nodal analysis can be applied for
Correct!
Wrong!

A capacitor that stores charge of 0.5 C at 10 V has a capacitance of _____________ farad.
Correct!
Wrong!

Which of the following lamp has least resistance ?
Correct!
Wrong!

Which of the following quantities consists of SI unit as WATT ?
Correct!
Wrong!

200 resistors of 200 Ω each are connected in parallel. Their equivalent resistance will be
Correct!
Wrong!

A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+ ?
Correct!
Wrong!

What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm?
Correct!
Wrong!

The unit of capacitance is
Correct!
Wrong!

Mesh analysis is applicable for
Correct!
Wrong!

Internal resistance of ideal current source is
Correct!
Wrong!

A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is
Correct!
Wrong!

Which of the following defined the average value ?
Correct!
Wrong!
