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JEE Main 18 March 2021, Shift 2, Physics Q29
Question 29 of 90 in this shift, Physics question 29 of 30, Section B.
A TV transmission tower antenna is at a height of 20 m. Suppose that the receiving antenna is at.
(i) ground level
(ii) a height of 5 m.
The increase in antenna range in case (ii) relative to case (i) is n%.
The value of n, to the nearest integer, is _________.
Official answer
50
NTA final key.
- Chapter
- Communication Systems
- Topic
- No close match in our taxonomy
- Idea tested
- No close match in our taxonomy