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Ritu Nagar • 4.39K Points
Extraordinary

Q. An antenna has maximum radiation intensity Umax = 10 Watt/Sr and average radiation intensity Uavg = 4.5 Watt/Sr. if the efficiency of the antenna is given as nr = 95%, the input power of the antenna is ?

  • (A) 2.222 Watt
  • (B) 59.52 Watt
  • (C) 12.11 Watt
  • (D) 55.55 Watt
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