A pendulum completes 50 oscillations in 40 seconds. If the length of pendulum is (20 ± 0.2) cm and resolution of watch is 1 second, find the percentage error in calculation of g.
A pendulum completes 50 oscillations in 40 seconds. If the length of pendulum is (20 ± 0.2) cm and resolution of watch is 1 second, find the percentage error in calculation of g.
Option 1 -
7%
Option 2 -
3%
Option 3 -
6%
Option 4 -
4%
Asked by Shiksha User
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1 Answer
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Correct Option - 3
Detailed Solution:= 6%
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