Measure of two quantities along with the precision of respective measuring instrument is A = 2.5 m s-1 ± 0.5 ms-1 B = 0.10 s ± 0.01 s The value of A B will be

Q. Measure of two quantities along with the precision of respective measuring instrument is A = 2.5 m s-1 ± 0.5 ms-1 B = 0.10 s ± 0.01 s The value of A B will be

1. (0.25 ± 0.08) m
2. (0.25 ± 0.5) m
3. (0.25 ± 0.05) m
4. (0.25 ± 0.135) m

Answer: (0.25 ± 0.08) m