English, asked by prithvirajchakrabort, 14 days ago

Itrroengaedt arrange this

Answers

Answered by SushantLover
1

Explanation:

Correct option is

C

640π km

2

Maximum distance upto which signal from a tower of height h reaches =d=

2Rh

where, R is the radius of earth.

Thus area covered by the antenna =πd

2

=π(2Rh)=π×2×6400km×0.05km=640πkm

2

Similar questions