GATE 2009 ECE Network Theory - Complete Video Solutions with Answers


1. A fully charged mobile phone with a 12 volts battery is good for a 10 min talk time.
Assume that, during the talk time, the battery delivers a constant current of 2 Amp and its voltage drops linearly from 12 volts to 10 volts as shown in the figure. How much energy does the battery deliver during this talk-time?
a) 220 J
b) 12 kJ
c) 13.2 kJ
d) 14.4 kJ

Answer: C

2. In the interconnection of ideal sources shown in figure, it is known that the 60 volts source is absorbing power. Which of the following can be the value of the current source I?
a) 10 A
b) 13 A
c) 15 A
d) 18 A

Answer: A

3. An AC source of RMS voltage 20 volts with internal impedance Zi = (1+2j) Ω feeds a load of impedance ZL = (7+4j) Ω in the figure below. The reactive power consumed by the load is
a) 8 VAR
b) 16 VAR
c) 28 VAR
d) 32 VAR

Answer: B

4. The switch in the circuit shown was on position 'a' for a long time, and is moved to position 'b' at time t=0. The current i(t) for t > 0 is given by

Answer: B

5. In the circuit shown, what value of RL maximizes the power delivered to RL?
a) 2.4 Ω
b) 8/3 Ω
c) 4 Ω
d) 6 Ω

Answer: C

6. The time domain behaviour of an RL circuit is represented as shown below. For an initial current of i(0) = Vo/R, the steady state value of the current is given by

Answer: A


  1. The effectiveness of IEEE Project Domains depends very much on the situation in which they are applied. In order to further improve IEEE Final Year Project Domains practices we need to explicitly describe and utilise our knowledge about software domains of software engineering Final Year Project Domains for CSE technologies. This paper suggests a modelling formalism for supporting systematic reuse of software engineering technologies during planning of software projects and improvement programmes in Final Year Project Centers in Chennai.

    Spring Framework has already made serious inroads as an integrated technology stack for building user-facing applications. Spring Framework Corporate TRaining the authors explore the idea of using Java in Big Data platforms.
    Specifically, Spring Framework provides various tasks are geared around preparing data for further analysis and visualization. Spring Training in Chennai


Post Your Feedback (or) Doubts here.......


Email *

Message *