A T.V. tower has a height of 100 m . The population covered by T.V. broadcast is, if the average population density around the tower is 1000 people km - 2 .

Question

A T.V. tower has a height of 100 m . The population covered by T.V. broadcast is, if the average population density around the tower is 1000 people km - 2 ., 39.5 × 10 5 units, 19.5 × 10 5 units, 29.5 × 10 5 units, 9.4 × 10 5 units

MARKS App · Accepted Answer

d = 2 R h N = π d 2 σ = 2 π R h σ = 2 × 3.14 × 6400 × 0.1 × 1000 = 2 × 3.14 × 6.4 × 10 5 = 39.5 × 10 5 units

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