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To double the covering range of a TV tra...

To double the covering range of a TV transimitter tower, its height should be made

A

2 times

B

4 times

C

`sqrt(2)` times

D

8 times

Text Solution

Verified by Experts

The correct Answer is:
B
Covering range of the TV is,
`d=sqrt(2R_(e)h)impliesd'=2d`
`therefore`h should be 4 times.
As, `dpropsqrt(h)`
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