Lessons

Eamcet Physics
1 st Year : Unit 1.3 ( Physical World & Measurements) - Measurements & Errors

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Q.

In measuring 'g' using a simple pendulum a student makes a positive error of 1% in length of pendulum and a negative error of 3% in the value of time period. Percentage error in measurement of value of g is

View Answer

Correct choice: C

Explanation:

% change in g a%+2×3%= 7%
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