A) 1 : 4 : 9
B) 1 : 2 : 4
C) 1 : 3 : 5
D) 1 : 2 : 3
Correct Answer: C
Solution :
\[{{S}_{n}}\propto (2n-1)\]. In equal time interval of 2 seconds Ratio of distance \[=\ 1:3:5\]You need to login to perform this action.
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