In electromagnetic waves, polarisation is
A. due to transverse nature of waves
B. always vertical in isotropic medium
C. due to longitudinal nature of waves
D. caused by reflection of waves
Answer: Option A
A. due to transverse nature of waves
B. always vertical in isotropic medium
C. due to longitudinal nature of waves
D. caused by reflection of waves
Answer: Option A
A loop antenna is a commonly used for
A. Radar
B. Direction finding
C. Satellite communication
D. All of the above
The divergence of a vector is a scalar, while the curl of a vector is another
A. Scalar
B. Vector
C. Unit vector
D. None of the above
Which antenna is a wideband antenna?
A. Hertz antenna
B. Marconi antenna
C. Folded dipole
D. None of the above
A. Accelerating
B. Retardation
C. Oscillating
D. Lagging the current
Join The Discussion