1

GATE ECE 1991

MCQ (Single Correct Answer)

+2

-0.6

In a board side array of 20 isotropic radiators, equally spaced at a distance of $$\lambda /2$$, the veam width between first nulls is

2

GATE ECE 1990

MCQ (Single Correct Answer)

+2

-0.6

Two isotropic antennas are separated by a distance of two wavelengths. If both the antennas are fed with currents of equal phase and magnitude, the number of lobes in the radiation pattern in the horizontal plane are

3

GATE ECE 1989

MCQ (Single Correct Answer)

+2

-0.6

In the case of ground wave propagation, at far-off distances from the transmitting tower antenna, the Poynting vector is

4

GATE ECE 1988

MCQ (More than One Correct Answer)

+2

-0.6

The electric field E and the magnetic field H of a short dipole antenna satisfy the condition

Questions Asked from Antennas (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE ECE 2017 Set 1 (1)
GATE ECE 2016 Set 1 (3)
GATE ECE 2015 Set 2 (1)
GATE ECE 2008 (1)
GATE ECE 2007 (1)
GATE ECE 2006 (1)
GATE ECE 2005 (1)
GATE ECE 2003 (1)
GATE ECE 2002 (1)
GATE ECE 2001 (2)
GATE ECE 2000 (2)
GATE ECE 1999 (1)
GATE ECE 1997 (1)
GATE ECE 1996 (2)
GATE ECE 1992 (2)
GATE ECE 1991 (1)
GATE ECE 1990 (1)
GATE ECE 1989 (1)
GATE ECE 1988 (1)

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