Electronics and Communication Engineering - Electromagnetic Field Theory

21.
Maxwell's divergence equation for the magnetic field is given as
∇ . B = 0
2 . B = 0
∇ . B = constant
2 . B = constant
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
Which antenna is a wideband antenna?
Hertz antenna
Marconi antenna
Folded dipole
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
The radiation pattern of loop antenna is
circle
semicircle
elliptical
cardoid or Limacon
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
Maxwell's curl equation for the static electric field E can be expressed as
Δ x E = 0
Δ x E = constant
Δ - E = constant
Δ . E = 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
The unit of ∇ x H is
Ampere
Ampere/meter
Ampere/m2
Ampere-meter
Answer: Option
Explanation:
No answer description is available. Let's discuss.