unit3

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Across
  1. 2. Two opposite charges separated by a small distance
  2. 5. Dipole antennas are ________
  3. 7. Reflector and directors in yagi-uda antenna are used to increase the ¬¬¬¬¬________
  4. 9. Radiation characteristic of a dipole antenna
  5. 10. Dipole antenna is _________ in nature
  6. 11. Shape of the radiation pattern of short electric dipole
  7. 13. Waveform that determines the radiation pattern of the dipole/wire antennas
  8. 15. Nature of current distribution over the small dipoles
Down
  1. 1. antenna whose both ends are joint to each other forming a loop
  2. 3. Antenna having 73 ohm resistance
  3. 4. Radiation pattern of Yagi-Uda antenna
  4. 6. Antenna having length of at least one wavelength
  5. 8. Antenna used earlier for TV signal reception
  6. 12. Front to back ratio in yagi-uda antenna
  7. 14. Dipole ends are at equal potentials with respect to _______ point