Q. In a driving point function poles and zeros must be conjugate if complex or imaginary.

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Q. The storage battery used in power stations and substations is generally

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Q. For an m-derived filter, attenuation is infinite when f = f∞.

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Q. Assertion (A): A branch with no current through it can be replaced by an open circuit or short circuit.

Reason (R): Reciprocity theorem is applicable only if the circuit has one source.

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Q. Three capacitors each 9 μF are connected in delta. The value of each capacitor in equivalent star connection is

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Q. The function is

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Q. The electrolyte in nickel cadmium cell is dilute potassium hydroxide.

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Q. In a circuit containing a complex impedance, maximum power transfer takes place when load is

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Q. The resistance of a bulb at the time of full brightness is 1200 Ω. Then the resistance at room temperature is about

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Q. For a delayed half wave rectified wave, the average and rms values are lower than those for half wave.

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Q. A reactance function is always a quotient of

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Q. An ideal voltage source can not be converted into an equivalent current source.

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Q. I = dq/dt.

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Q. A resistance of 5 ohms is connected in one branch of a network. The current in this branch is 2.2. A. If the resistance is increased to 7.5 Ω, the remaining circuit being the same, the current in this branch will be

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Q. A constant k high pass filter has fc = 3000 Hz. At f = 1000 Hz, the phase shift is

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Q. For an RC impedance function Z

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Q. The two port networks are connected in cascade, the combination is to be represented as a single two-Port network. The parameters of the network are obtained by multiplying the individual matrix

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Q. Which one of the following statements is not a property of RL driving point impedance?

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Q. In using mesh current method it is necessary that at least one mesh current links every element.

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Q. If the time is counted from the instant when an ac wave is at its peak value, we get a

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