Q. The ground waves eventually disappear as one moves away from the transmitter because of

View solution

Q. The radiation resistance of a rod tubing antenna is

View solution

Q. Power gain of an antenna in a given direction is the ratio of

View solution

Q. The curve representing Ohm's law is

View solution

Q. When a plane wave is incident normally from dielectric '1' (μ₀, ε1) onto dielectric '2' (μ₀, ε2) the electric field of the transmitted wave is 2 times the electric field of the reflected wave. The ratio ε2/ε1 is

View solution

Q. The electric intensity for free space is given by

View solution

Q. Which of following antenna not produces circular polarisation?

View solution

Q. Purpose of antenna is

View solution

Q. End fire coupler is formed

View solution

Q. Antenna radiation efficiency can be increased by

View solution

Q. Divergence of curl A is

View solution

Q. If reflection coefficient is 1/5, then corresponding VSWR is given by

View solution

Q. An open coil has

View solution

Q. Antenna used for direction finding is

View solution

Q. In E plane metal plate lens antenna

View solution

Q. The disturbance from adjacent telephone line is known as

View solution

Q. The boundary conditions at the interface between two dielectrics in an electric field are given by

View solution

Q. Transverse electric (TE) waves have

View solution

Q. For infinite value of SWR on a transmission line, the line be terminated with impedance as

View solution

Q. An electromagnetic wave incident on a perfect conductor is

View solution