MCQ
Broadcasting antennas are generally
  • A
    Omnidirectional type
  • Vertical type
  • C
    Horizontal type
  • D
    None of these

Answer

Correct option: B.
Vertical type
b
(b)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

The figure shows some of the electric field lines corresponding to an electric field. The figure suggests
Given the electric field of a complete amplitude modulated wave as $\vec E = \hat i\,{E_c}\left( {1 + \frac{{{E_m}}}{{{E_c}}}\cos \,\,{\omega _m}t} \right)\cos \,\,{\omega _c}t.$ Where the subscript $c$ stands for the carrier wave and $m$ for the modulating signal . The frequencies present in the modulated wave are
In $NPN$ transistor the collector current is $10\, mA$. If $90\%$ of electrons emitted reach the collector, then
Figure shows $2 NAND$ gates followed by a $NOR$ gate. The system is equivalent to one gate $G$ with inputs $X, Y, Z$ and output $R$. What is $G$ ?
In the image given below, the total number of reflections of the light ray before it exits the system will be
In aYoung's double slit experiment, green light is incident on the two slits. The interference pattern is observed on a screen. Which of the following changes would cause the observed fringes to be more closely spaced?
A fighter plane of length $20\, m$, wing span (distance from tip of one wing to the tip of the other wing) of $15\,m$ and height $5\,m$ is lying towards east over Delhi. Its speed is $240\, ms^{-1}$ . The earth's magnetic field over Delhi is $5 \times 10^{-5}\,T$ with the declination angle $ \sim {0^o}$ and dip of $\theta$ such that $\sin \,\theta  = \frac{2}{3}$. If the voltage developed is $V_B$ between the lower and upper side of the plane and $V_W$ between the tips of the wings then $V_B$ and $V_W$ are close to
The maximum value of stopping potential in the following diagram is .......... $V$
Two conducting shells of radius $a$ and $b$ are connected by conducting wire as shown in figure. The capacity of system is :
A non-planar loop of conducting wire carrying a current I is placed as shown in the figure. Each of the straight sections of the loop is of length 2a. The magnetic field due to this loop at the point P (a,0,a) points in the direction