6.7 The transmitting aerial shown in Fig. Q.3 is supplied with current at 80 A peak and at frequency 666.66 kHz. Calculate (a) the effective height of the aerial, and (b) the electric field strength produced at ground level 40 km away. 60 m Fig. Q.3 Input 48 m Earth
6.7 The transmitting aerial shown in Fig. Q.3 is supplied with current at 80 A peak and at frequency 666.66 kHz. Calculate (a) the effective height of the aerial, and (b) the electric field strength produced at ground level 40 km away. 60 m Fig. Q.3 Input 48 m Earth
Introductory Circuit Analysis (13th Edition)
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Transcribed Image Text:6.7 The transmitting aerial shown in Fig. Q.3 is supplied
with current at 80 A peak and at frequency 666.66 kHz.
Calculate (a) the effective height of the aerial, and (b) the
electric field strength produced at ground level 40 km away.
60 m
Fig. Q.3
Input
48 m
Earth
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