An Electromagnetic wave radiates outwards from a dipole antenna, with E 0 as the…
Physics · NEET · NTA Exams — Electromagnetic Waves
An Electromagnetic wave radiates outwards from a dipole antenna, with E0 as the amplitude of its electric field vector. The electric field E0 which transports signifi-cant energy from the source falls as off :
- \(\frac{1}{r^{3}}\)
- \(\frac{1}{r^{2}}\)
- \(\frac{1}{r}\)
- remains constant
Answer
(C) 1 r
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