BARC EE : Full Syllabus Test - 17 for ESE & GATE EE Exams

Question 1

Which of the following condition determines the causality of the LTI system in terms of its impulse response?

Question 2

Due to low internal generation in GTO, the GTO has

Question 3

A coll is tuned to resonate at 2 MHz with a resonating capacitance of 80 pF. At 1 MHz is obtained with a resonating capacitance value of 350 pF. The self-capacitance of the coil is ______.

Question 4

Distortion results due to:
i. harmonics of baseband frequencies
ii. mixing of baseband frequencies
iii. baseband frequencies phase shifting

Question 5

For Boost DC – DC converter output voltage is 15V (Avg) and input voltage is 5V. Duty cycle is

Question 6

Consider the following statements in connection with deflection and null type instruments:
1) Null type instrument is more accurate than the deflection type one.
2) Null type of instrument can be highly sensitive as compared with deflection type instrument.
3) Under dynamic conditions, null type instrument is not preferred to deflection type instrument.
4) Response is faster in null type instrument as compared to deflection type instrument.
Which of these statements are correct?

Question 7

What is the frequency of oscillation for an RC phase-shift oscillator with R of 10 k and
C of 0.001 μF in each of its three RC sections?

Question 8

Statement (I): As applied to flip-flops, asynchronous inputs are overriding inputs.
Statement (II): Direct inputs of flip-flops are effective even in the absence of the control/clock input.

Question 9

For also A commutation (Load commutation) the commutation circuit parametric L = 20 μH, C = 50 μF. For proper commutation what will be the value of load resistance

Question 10

A 10 kW, 6 pole, DC generator at 1500 rpm, develop 200 V EMF, if:

(i) Average flux density = 0.9 T

(ii) Length of armature = 0.25 m

(iii) Diameter of armature = 0.2 m

If armature is wave connected, total armature conductors are:

Question 11

In electronic circuits, for blocking the DC component of a voltage signal, a/an _________ is connected is series with the voltage source.

Question 12

For which of the following the critical clearing time of a fault in power systems is related to?

Question 13

In single phase asymmetrical connection semi converter for continuous conduction, each, SCR conduct for

Question 14

How do the series resonant circuit behave under resonance condition?

Question 15

In a 3-core conductor cable, the capacitances are found as: 20 µf between the sheath and three conductors connected and 8 µf between conductor and two other conductors connected to the sheath. The capacitance to neutral is