Which of the following is the most precise measurement? \( \mathrm{P} \) (1) \( 3 \times 10^{-3}...

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Which of the following is the most precise measurement?
\( \mathrm{P} \)
(1) \( 3 \times 10^{-3} \mathrm{~m} \)
(2) \( 0.0030 \mathrm{~m} \)
W
(3) \( 30 \times 10^{-4} \mathrm{~m} \)
(4) \( 300 \times 10^{-5} \mathrm{~m} \)
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