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CBSE Class 12-science Answered

A student uses a simple pendulum of exactly 1m length to determine g,the acceleration due to gravity.He uses a stop watch with the least count of 1s for this and records 40s for 20 oscillations.For this observation,which of the following statement(s) is(are) true? (A)Error dT in measuring Tis 0.05s (B)Error dT in measuring T is 1s. (C)Percentage error in determination of g is 5% (D)Percentage error in the determination of g is 2.5%
Asked by umapushkala | 30 Mar, 2012, 05:03: PM
answered-by-expert Expert Answer
Options A and C are correct.
Answered by | 03 Apr, 2012, 02:23: PM
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