he height of a T. V. tower is 32 m. If radius of earth is 6400 km, then what is the maximum distance of transmission from it ? (A) 6.4 10 km (B) 64 10 km (C) 64 km (D) 640 km
drashti5:
what is the hight of receiver antenna???
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MAximum distance upto which Tv transmission can be received=√ (2hR)
h = 32 m
r=6400 km
=√ (2*32*6400000)
=√ 409600000
=20238.57
or 20.23 km
right!!
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which decrease in temperature the resistivity of conductor
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