Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is Unity Both A and B Constant None of these Unity Both A and B Constant None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of loop antenna is Elliptical Cardoid or Limacon Circle Semicircle Elliptical Cardoid or Limacon Circle Semicircle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A Yagi antenna has a driven antenna Only With one or more directors With a reflector and one or more directors With a reflector Only With one or more directors With a reflector and one or more directors With a reflector ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike? Dust particles may not accumulate None of these Charge per unit area becomes very high for lightening to discharge Rain drops may not collect Dust particles may not accumulate None of these Charge per unit area becomes very high for lightening to discharge Rain drops may not collect ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If E is the electric field intensity, then what is the value of divergence of (curl of E)? Null vector. E. Zero. | E |. Null vector. E. Zero. | E |. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency of the power wave associated with an electromagnetic wave having field as E = e-z/δ cos(ω - zδ) is given by ω/4π. ω. ω/2π. ω / π. ω/4π. ω. ω/2π. ω / π. ANSWER DOWNLOAD EXAMIANS APP