1

GATE ECE 2015 Set 1

MCQ (Single Correct Answer)

+1

-0.3

In the circuit shown, the switch SW is thrown from position A to position B at time t = 0. The
energy (in $$\mu J$$) taken from the 3V source to charge the 0.1$$\mu$$F capacitor from 0V to 3V is

2

GATE ECE 2014 Set 3

MCQ (Single Correct Answer)

+1

-0.3

A series RC circuit is connected to a DC voltage source at time t = 0. The relation between the source voltage V

_{S}, the resistance R, the capacitance C, and the current i(t) is given below: $$$V_{s\;}=\;Ri(t)+\frac1c\int_0^ti(u)du$$$ Which one of the following represents the current f(t)?3

GATE ECE 2014 Set 2

Numerical

+1

-0

In the figure shown, the ideal switch has been open for a long time. If it is closed at t=0, then
the magnitude of the current (in mA) through the $$4k\Omega$$ resistor at t = 0

^{+}is _______.Your input ____

4

GATE ECE 2012

MCQ (Single Correct Answer)

+1

-0.3

In the following figure, C

_{1}and C_{2}are ideal capacitors. C_{1}has been charged to 12 V before the ideal switch S is closed at t = 0. The current i(t) for all t is.Questions Asked from Transient Response (Marks 1)

Number in Brackets after Paper Indicates No. of Questions

GATE ECE Subjects

Signals and Systems

Representation of Continuous Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Discrete Time Signal Fourier Series Fourier Transform Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Transmission of Signal Through Continuous Time LTI Systems Sampling Transmission of Signal Through Discrete Time Lti Systems Miscellaneous

Network Theory

Control Systems

Digital Circuits

General Aptitude

Electronic Devices and VLSI

Analog Circuits

Engineering Mathematics

Microprocessors

Communications

Electromagnetics