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A body travels uniformly a distance of (...

A body travels uniformly a distance of `( 13.8 +- 0.2) m` in a time `(4.0 +- 0.3) s`. Find the velocity of the body within error limits and the percentage error.

A

1. Its velocity with error limit is (3.5 0.31) `pm` ms–1

B

2. Its velocity with error limit is (3.5 0.11) `pm` ms–1

C

3. Percentage error in velocity is 4%

D

4. Percentage error in velocity is 9%

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