UP polytechnic Lecturer (EE) Quiz 13

What is the current in the given circuit?

When the dependent sources are present in the circuit, then which of the following theorem's cannot be applied.?

A 10 Ω resistor is connected in parallel with a 15 Ω resistor and the combination in series with a 12 Ω resistor. The equivalent resistance of the circuit will be __________.

In which theorem ratio of response to excitation is taken-

The length of wire having resistance of 1 ohm/m in a heater rated at 1000 W and 250 V will be:-

Which of the following statements are correct?

1) Reciprocity theorem is not valid for networks with dependent sources.

2) Any linear, passive bilateral network is always reciprocal.

3) Tellegens theorem is applicable to nonlinear networks as well.

Which is correct condition of symmetry observed in Z-parameters?

The wires X and Y made of same materials but of different lengths L and L/2 have the radius r and r/2 respectively. Calculate the ratio of specific resistance.

Consider the following network

The total energy (in Joules) stored in the circuit shown above is:

An open circuit reverse voltage gain in h-parameters is a unitless quantity and generally equivalent to _____