Units and Measurements

Question: If the length of rod A is $3.25 \pm 0.01$ cm and that of B is $4.19 \pm 0.01$ cm then the rod B is longer than rod A by



1) $0.94 \pm 0.00$ cm
2) $0.94 \pm 0.01$ cm
3) $0.94 \pm 0.02 cm$
4) $0.94 \pm 0.005$ cm
Solution: Explanation: explanation
Errors-in-Measurement

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