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Question: Answered & Verified by Expert
The height of a TV antenna is 200 m. The population density is 4000 km-2. Find the population benefited
PhysicsCommunication SystemJEE Main
Options:
  • A 3.2×108
  • B 3.2×107
  • C 3.2×106
  • D 3.2×105
Solution:
2265 Upvotes Verified Answer
The correct answer is: 3.2×107
d=2hR;

Population converted=πd2× population density

=π(2Rh)×ρ

=227×2×6400×0.2×4000

=3.2×107

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