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The TV transmission tower at a particular station has a height of 125 m. For doubling the coverage of its range, the height of the tower should be increased by

Option 1 -

125m    

Option 2 -

250m 

Option 3 -

375m 

Option 4 -

300m

0 2 Views | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • P

    Answered by

    Payal Gupta | Contributor-Level 10

    2 months ago
    Correct Option - 3


    Detailed Solution:

    According to question, we can write

    d=2hR⇒d2d1=h2h1⇒h2= (d2d1)2h1= (21)2×125=500m

    Increment in height of tower = h2 – h1 = 500 – 125 = 375 m

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