A stone is rotated steadily in a horizontal circle with a period T by a string of length l. If the tension in the string is kept constant and l increases by 1%, what is the percentage change in T A stone is rotated steadily in a horizontal circle with a period T by a string of length l. If the tension in the string is kept constant and l increases by 1%, what is the percentage change in T A stone is rotated steadily in a horizontal circle with a period T by a string of length l. If the tension in the string is kept constant and l increases by 1%, what is the percentage change in T
Text Solution
Verified by ExpertsB
Tension 
∴ ∴ 
or 
[Tension and mass are constant]
Percentage change in Time period 
(percentage change in length)
[If % change is very small]
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