Teaching UP PGT Mock Test Series 2024 Physics Units, Dimensions and Measurements Accuracy, precision of instruments and errors in measurement
The measured value of the length of a simple pendulum is 20 cm with 2 mm accuracy. The time for 50 oscillations was measured to be 40 seconds with 1 second resolution. From these measurements, the accuracy in the measurement of acceleration due to gravity is N%. The value of N is
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