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BARC EE : Full Syllabus Test -1

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Question 1

In the circuit shown below all the diodes are ideal. The value of V and I are

Question 2

A 200 KV, 0.20 µsec rectangular surge on a transmission line has surge impedance of 400Ω. If appeached a generating station with capacitance of 500 pF. The transmitted voltage will be

Question 3

A simple equivalent circuit of the two-terminal network shown in the figure is:

Question 4

As the load is applied to a synchronous motor, the motor takes more armature current because

Question 5

What is the use of regenerator in a gas turbine?

Question 6

The gain margin of a unity negative feedback system having forward transfer function  is,

Question 7

The value of alternating emf E in the given circuit will be

VR = 80 V, VL = 40 V and VC = 100 V

Question 8

The effect of negative feedback is/are:

1. Decrease in voltage gain.

2. Increase in harmonic distortion.

3. Increase in noise.

4. Decrease in bandwidth.

Question 9

The bus admittance matrix for a power system network is given by,

A new transmission line which is represented below is connected between bus 1 and 3.

The modified bus admittance matrix is

Question 10

An ideal transformer is having 150 turns primary and 750 turns secondary. The primary coil is connected to a 240 V, 50 Hz source. The secondary winding supplies a load of 4A at lagging power factor of 0.8. What is the power supplied by the transformer to the load?

Question 11

In the circuit shown in the figure below, switch 'S' is closed at t = 0. Which one of the following gives expression for the voltage across the inductance as a function of time?

Question 12

The odd component of signal x(t) = e–jωt is

Question 13

Which of the following is not a FET parameter?

Question 14

Consider the following statements about Bode Plot.

1) The phase angle plot in Bode diagram is not affected by the variation in the gain of the system.

2) Transportation log can be conveniently handled by Bode plot.

3) Absolute and relative stability of only minimum phase systems can be determined by Bode plot.

Which of the above statement is/are correct?

Question 15

The diagram of a logic circuit is shown below



The output f of the given circuit is

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Aug 29ESE & GATE EE