O'Reilly logo

Antennas and Wave Propagation by G. S. N. Raju

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Multiple Choice Questions

  1. × × E is
    1. .E2 E
    2. 2 E .E
    3. 2 .E + E
    4. .EE.
  2. Unit vector of E is
    1. |E|(ax + ay + az )
    2. E . E
  3. E × H is
    1. EH cos θ
    2. EH sin θ
    3. EH sin θ an
    4. EH cos θ an
  4. E × (A + C) is
    1. E × C + E × A
    2. E . A + E × C
    3. A . E + C . E
    4. A × × − E × C
  5. Gradient of a scalar is
    1. not defined
    2. a vector
    3. a scalar
    4. not periodic
  6. Divergence of a vector is
    1. not defined
    2. a scalar
    3. a vector
    4. the same as gradient of a vector
  7. The unit of del
    1. does not exist
    2. meter
    3. 1/meter
    4. dB
  8. 2 operates
    1. only on a scalar
    2. only on a vector
    3. on a scalar and also ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required