Mathematics · Errors and Measurements
Three students S1, S2, and S3 perform an experiment to determine the acceleration due to gravity (g) using a simple pendulum. They use different lengths of the pendulum and record the time for a different number of oscillations as shown below: Student No.Length of pendulum (cm)No. of oscillations (n)Total time for n oscillations (s)Time period (s)164.08128.016.0264.0464.016.0320.0436.09.0 Least count of length = 0.1 cm, least count for time = 0.1 s. If E1, E2, and E3 are the percentage errors in 'g' for students 1, 2, and 3 respectively, then which student obtains the minimum percentage error?
- 1Both Student 1 and Student 2
- 2Student 3
- 3Student 2
- 4Student 1✓
Correct answer
Student 1
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