SSC JE Electrical Engineering 2013

Instructions

For the following questions answer them individually

Question 171

A tank circuit consists of

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Question 172

The instantaneous power of a 1-phase series circuit supplying R-L load from a sinusoidal voltage source has in each cycle.

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Question 173

In a series R-L-C circuit, the “Q-factor” is given by

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Question 174

In an ac circuit, V = (200 + j 40) V and I = (30 - j 10) A. The active and reactive power of the circuit are respectively

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Question 175

Application of Norton’s theorem in a circuit results in

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Question 176

The voltage (v) vs current (i) curve of the circuit is shown below :

Internal resistance of the source e is

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Question 177

Value of the load impedance $$\overline{Z}_L$$ for which the load consumes maximum power is

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Question 178

The speed - torque characteristics of a DC series motor operating from a constant voltage supply is

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Question 179

Match List I (Machine) with List II (Graph) and select the appropriate response

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Question 180

Three equal impedances are first connected in delta across a 3-phase balanced supply. If the same impedances are connected in star across the same supply

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